37857555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 72412704

約数和(自身を除く): 34555149

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 71, 85, 123, 153, 205, 213, 255, 289, 355, 369, 615, 639, 697, 765, 867, 1065, 1207, 1445, 1845, 2091, 2601, 2911, 3195, 3485, 3621, 4335, 6035, 6273, 8733, 10455, 10863, 11849, 13005, 14555, 18105, 20519, 26199, 31365, 35547, 43665, 49487, 54315, 59245, 61557, 102595, 106641, 130995, 148461, 177735, 184671, 247435, 307785, 445383, 533205, 742305, 841279, 923355, 2226915, 2523837, 4206395, 7571511, 12619185, 37857555]

約数ペア:

[(1, 37857555), (3, 12619185), (5, 7571511), (9, 4206395), (15, 2523837), (17, 2226915), (41, 923355), (45, 841279), (51, 742305), (71, 533205), (85, 445383), (123, 307785), (153, 247435), (205, 184671), (213, 177735), (255, 148461), (289, 130995), (355, 106641), (369, 102595), (615, 61557), (639, 59245), (697, 54315), (765, 49487), (867, 43665), (1065, 35547), (1207, 31365), (1445, 26199), (1845, 20519), (2091, 18105), (2601, 14555), (2911, 13005), (3195, 11849), (3485, 10863), (3621, 10455), (4335, 8733), (6035, 6273)]