128347506

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21673}}^1$

素因数の和:21735

約数の個数: 48

約数和(自身を含む): 324589824

約数和(自身を除く): 196242318

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 5922, 21673, 43346, 65019, 130038, 151711, 195057, 303422, 390114, 455133, 910266, 1018631, 1365399, 2037262, 2730798, 3055893, 6111786, 7130417, 9167679, 14260834, 18335358, 21391251, 42782502, 64173753, 128347506]

約数ペア:

[(1, 128347506), (2, 64173753), (3, 42782502), (6, 21391251), (7, 18335358), (9, 14260834), (14, 9167679), (18, 7130417), (21, 6111786), (42, 3055893), (47, 2730798), (63, 2037262), (94, 1365399), (126, 1018631), (141, 910266), (282, 455133), (329, 390114), (423, 303422), (658, 195057), (846, 151711), (987, 130038), (1974, 65019), (2961, 43346), (5922, 21673)]