64825731

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 99144000

約数和(自身を除く): 34318269

約数列:

[1, 3, 9, 27, 53, 89, 159, 267, 477, 509, 801, 1431, 1527, 2403, 4581, 4717, 13743, 14151, 26977, 42453, 45301, 80931, 127359, 135903, 242793, 407709, 728379, 1223127, 2400953, 7202859, 21608577, 64825731]

約数ペア:

[(1, 64825731), (3, 21608577), (9, 7202859), (27, 2400953), (53, 1223127), (89, 728379), (159, 407709), (267, 242793), (477, 135903), (509, 127359), (801, 80931), (1431, 45301), (1527, 42453), (2403, 26977), (4581, 14151), (4717, 13743)]