15840375

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 26889408

約数和(自身を除く): 11049033

約数列:

[1, 3, 5, 15, 25, 53, 75, 125, 159, 265, 375, 795, 797, 1325, 2391, 3975, 3985, 6625, 11955, 19875, 19925, 42241, 59775, 99625, 126723, 211205, 298875, 633615, 1056025, 3168075, 5280125, 15840375]

約数ペア:

[(1, 15840375), (3, 5280125), (5, 3168075), (15, 1056025), (25, 633615), (53, 298875), (75, 211205), (125, 126723), (159, 99625), (265, 59775), (375, 42241), (795, 19925), (797, 19875), (1325, 11955), (2391, 6625), (3975, 3985)]