87671865

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 143327232

約数和(自身を除く): 55655367

約数列:

[1, 3, 5, 15, 71, 191, 213, 355, 431, 573, 955, 1065, 1293, 2155, 2865, 6465, 13561, 30601, 40683, 67805, 82321, 91803, 153005, 203415, 246963, 411605, 459015, 1234815, 5844791, 17534373, 29223955, 87671865]

約数ペア:

[(1, 87671865), (3, 29223955), (5, 17534373), (15, 5844791), (71, 1234815), (191, 459015), (213, 411605), (355, 246963), (431, 203415), (573, 153005), (955, 91803), (1065, 82321), (1293, 67805), (2155, 40683), (2865, 30601), (6465, 13561)]