71508801

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{20149}}^1$

素因数の和:20185

約数の個数: 24

約数和(自身を含む): 117998400

約数和(自身を除く): 46489599

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 20149, 60447, 141043, 261937, 423129, 785811, 1833559, 3405181, 5500677, 10215543, 23836267, 71508801]

約数ペア:

[(1, 71508801), (3, 23836267), (7, 10215543), (13, 5500677), (21, 3405181), (39, 1833559), (91, 785811), (169, 423129), (273, 261937), (507, 141043), (1183, 60447), (3549, 20149)]