131867928

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 369008640

約数和(自身を除く): 237140712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 191, 223, 258, 344, 382, 387, 446, 516, 573, 669, 764, 774, 892, 1032, 1146, 1338, 1528, 1548, 1719, 1784, 2007, 2292, 2676, 3096, 3438, 4014, 4584, 5352, 6876, 8028, 8213, 9589, 13752, 16056, 16426, 19178, 24639, 28767, 32852, 38356, 42593, 49278, 57534, 65704, 73917, 76712, 85186, 86301, 98556, 115068, 127779, 147834, 170372, 172602, 197112, 230136, 255558, 295668, 340744, 345204, 383337, 511116, 591336, 690408, 766674, 1022232, 1533348, 1831499, 3066696, 3662998, 5494497, 7325996, 10988994, 14651992, 16483491, 21977988, 32966982, 43955976, 65933964, 131867928]

約数ペア:

[(1, 131867928), (2, 65933964), (3, 43955976), (4, 32966982), (6, 21977988), (8, 16483491), (9, 14651992), (12, 10988994), (18, 7325996), (24, 5494497), (36, 3662998), (43, 3066696), (72, 1831499), (86, 1533348), (129, 1022232), (172, 766674), (191, 690408), (223, 591336), (258, 511116), (344, 383337), (382, 345204), (387, 340744), (446, 295668), (516, 255558), (573, 230136), (669, 197112), (764, 172602), (774, 170372), (892, 147834), (1032, 127779), (1146, 115068), (1338, 98556), (1528, 86301), (1548, 85186), (1719, 76712), (1784, 73917), (2007, 65704), (2292, 57534), (2676, 49278), (3096, 42593), (3438, 38356), (4014, 32852), (4584, 28767), (5352, 24639), (6876, 19178), (8028, 16426), (8213, 16056), (9589, 13752)]