40991238

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 96215040

約数和(自身を除く): 55223802

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 47, 54, 62, 93, 94, 141, 186, 279, 282, 423, 521, 558, 837, 846, 1042, 1269, 1457, 1563, 1674, 2538, 2914, 3126, 4371, 4689, 8742, 9378, 13113, 14067, 16151, 24487, 26226, 28134, 32302, 39339, 48453, 48974, 73461, 78678, 96906, 145359, 146922, 220383, 290718, 436077, 440766, 661149, 759097, 872154, 1322298, 1518194, 2277291, 4554582, 6831873, 13663746, 20495619, 40991238]

約数ペア:

[(1, 40991238), (2, 20495619), (3, 13663746), (6, 6831873), (9, 4554582), (18, 2277291), (27, 1518194), (31, 1322298), (47, 872154), (54, 759097), (62, 661149), (93, 440766), (94, 436077), (141, 290718), (186, 220383), (279, 146922), (282, 145359), (423, 96906), (521, 78678), (558, 73461), (837, 48974), (846, 48453), (1042, 39339), (1269, 32302), (1457, 28134), (1563, 26226), (1674, 24487), (2538, 16151), (2914, 14067), (3126, 13113), (4371, 9378), (4689, 8742)]