398731606

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1829

約数の個数: 64

約数和(自身を含む): 786885120

約数和(自身を除く): 388153514

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 67, 91, 133, 134, 182, 247, 266, 469, 494, 871, 938, 1273, 1721, 1729, 1742, 2546, 3442, 3458, 6097, 8911, 12047, 12194, 16549, 17822, 22373, 24094, 32699, 33098, 44746, 65398, 115307, 115843, 156611, 228893, 230614, 231686, 313222, 425087, 457786, 807149, 850174, 1498991, 1614298, 2190833, 2975609, 2997982, 4381666, 5951218, 10492937, 15335831, 20985874, 28480829, 30671662, 56961658, 199365803, 398731606]

約数ペア:

[(1, 398731606), (2, 199365803), (7, 56961658), (13, 30671662), (14, 28480829), (19, 20985874), (26, 15335831), (38, 10492937), (67, 5951218), (91, 4381666), (133, 2997982), (134, 2975609), (182, 2190833), (247, 1614298), (266, 1498991), (469, 850174), (494, 807149), (871, 457786), (938, 425087), (1273, 313222), (1721, 231686), (1729, 230614), (1742, 228893), (2546, 156611), (3442, 115843), (3458, 115307), (6097, 65398), (8911, 44746), (12047, 33098), (12194, 32699), (16549, 24094), (17822, 22373)]