123702975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 244043904

約数和(自身を除く): 120340929

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 151, 165, 225, 275, 331, 453, 495, 755, 825, 993, 1359, 1655, 1661, 2265, 2475, 2979, 3641, 3775, 4965, 4983, 6795, 8275, 8305, 10923, 11325, 14895, 14949, 18205, 24825, 24915, 32769, 33975, 41525, 49981, 54615, 74475, 74745, 91025, 124575, 149943, 163845, 249905, 273075, 373725, 449829, 549791, 749715, 819225, 1249525, 1649373, 2249145, 2748955, 3748575, 4948119, 8246865, 11245725, 13744775, 24740595, 41234325, 123702975]

約数ペア:

[(1, 123702975), (3, 41234325), (5, 24740595), (9, 13744775), (11, 11245725), (15, 8246865), (25, 4948119), (33, 3748575), (45, 2748955), (55, 2249145), (75, 1649373), (99, 1249525), (151, 819225), (165, 749715), (225, 549791), (275, 449829), (331, 373725), (453, 273075), (495, 249905), (755, 163845), (825, 149943), (993, 124575), (1359, 91025), (1655, 74745), (1661, 74475), (2265, 54615), (2475, 49981), (2979, 41525), (3641, 33975), (3775, 32769), (4965, 24915), (4983, 24825), (6795, 18205), (8275, 14949), (8305, 14895), (10923, 11325)]