389265708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 1053531360

約数和(自身を除く): 664265652

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 53, 69, 78, 89, 92, 106, 138, 156, 159, 178, 212, 267, 276, 299, 318, 356, 529, 534, 598, 636, 689, 897, 1058, 1068, 1157, 1196, 1219, 1378, 1587, 1794, 2047, 2067, 2116, 2314, 2438, 2756, 3174, 3471, 3588, 3657, 4094, 4134, 4628, 4717, 4876, 6141, 6348, 6877, 6942, 7314, 8188, 8268, 9434, 12282, 13754, 13884, 14151, 14628, 15847, 18868, 20631, 24564, 26611, 27508, 28037, 28302, 31694, 41262, 47081, 47541, 53222, 56074, 56604, 61321, 63388, 79833, 82524, 84111, 94162, 95082, 106444, 108491, 112148, 122642, 141243, 159666, 168222, 183963, 188324, 190164, 216982, 245284, 282486, 319332, 325473, 336444, 364481, 367926, 433964, 564972, 612053, 650946, 728962, 735852, 1093443, 1224106, 1301892, 1410383, 1457924, 1836159, 2186886, 2448212, 2495293, 2820766, 3672318, 4231149, 4373772, 4990586, 5641532, 7344636, 7485879, 8462298, 9981172, 14971758, 16924596, 29943516, 32438809, 64877618, 97316427, 129755236, 194632854, 389265708]

約数ペア:

[(1, 389265708), (2, 194632854), (3, 129755236), (4, 97316427), (6, 64877618), (12, 32438809), (13, 29943516), (23, 16924596), (26, 14971758), (39, 9981172), (46, 8462298), (52, 7485879), (53, 7344636), (69, 5641532), (78, 4990586), (89, 4373772), (92, 4231149), (106, 3672318), (138, 2820766), (156, 2495293), (159, 2448212), (178, 2186886), (212, 1836159), (267, 1457924), (276, 1410383), (299, 1301892), (318, 1224106), (356, 1093443), (529, 735852), (534, 728962), (598, 650946), (636, 612053), (689, 564972), (897, 433964), (1058, 367926), (1068, 364481), (1157, 336444), (1196, 325473), (1219, 319332), (1378, 282486), (1587, 245284), (1794, 216982), (2047, 190164), (2067, 188324), (2116, 183963), (2314, 168222), (2438, 159666), (2756, 141243), (3174, 122642), (3471, 112148), (3588, 108491), (3657, 106444), (4094, 95082), (4134, 94162), (4628, 84111), (4717, 82524), (4876, 79833), (6141, 63388), (6348, 61321), (6877, 56604), (6942, 56074), (7314, 53222), (8188, 47541), (8268, 47081), (9434, 41262), (12282, 31694), (13754, 28302), (13884, 28037), (14151, 27508), (14628, 26611), (15847, 24564), (18868, 20631)]