28438704

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:427

約数の個数: 120

約数和(自身を含む): 92270880

約数和(自身を除く): 63832176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 89, 112, 126, 144, 168, 178, 252, 267, 317, 336, 356, 504, 534, 623, 634, 712, 801, 951, 1008, 1068, 1246, 1268, 1424, 1602, 1869, 1902, 2136, 2219, 2492, 2536, 2853, 3204, 3738, 3804, 4272, 4438, 4984, 5072, 5607, 5706, 6408, 6657, 7476, 7608, 8876, 9968, 11214, 11412, 12816, 13314, 14952, 15216, 17752, 19971, 22428, 22824, 26628, 28213, 29904, 35504, 39942, 44856, 45648, 53256, 56426, 79884, 84639, 89712, 106512, 112852, 159768, 169278, 197491, 225704, 253917, 319536, 338556, 394982, 451408, 507834, 592473, 677112, 789964, 1015668, 1184946, 1354224, 1579928, 1777419, 2031336, 2369892, 3159856, 3554838, 4062672, 4739784, 7109676, 9479568, 14219352, 28438704]

約数ペア:

[(1, 28438704), (2, 14219352), (3, 9479568), (4, 7109676), (6, 4739784), (7, 4062672), (8, 3554838), (9, 3159856), (12, 2369892), (14, 2031336), (16, 1777419), (18, 1579928), (21, 1354224), (24, 1184946), (28, 1015668), (36, 789964), (42, 677112), (48, 592473), (56, 507834), (63, 451408), (72, 394982), (84, 338556), (89, 319536), (112, 253917), (126, 225704), (144, 197491), (168, 169278), (178, 159768), (252, 112852), (267, 106512), (317, 89712), (336, 84639), (356, 79884), (504, 56426), (534, 53256), (623, 45648), (634, 44856), (712, 39942), (801, 35504), (951, 29904), (1008, 28213), (1068, 26628), (1246, 22824), (1268, 22428), (1424, 19971), (1602, 17752), (1869, 15216), (1902, 14952), (2136, 13314), (2219, 12816), (2492, 11412), (2536, 11214), (2853, 9968), (3204, 8876), (3738, 7608), (3804, 7476), (4272, 6657), (4438, 6408), (4984, 5706), (5072, 5607)]