71489165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 99926784

約数和(自身を除く): 28437619

約数列:

[1, 5, 11, 17, 55, 85, 157, 187, 487, 785, 935, 1727, 2435, 2669, 5357, 8279, 8635, 13345, 26785, 29359, 41395, 76459, 91069, 146795, 382295, 455345, 841049, 1299803, 4205245, 6499015, 14297833, 71489165]

約数ペア:

[(1, 71489165), (5, 14297833), (11, 6499015), (17, 4205245), (55, 1299803), (85, 841049), (157, 455345), (187, 382295), (487, 146795), (785, 91069), (935, 76459), (1727, 41395), (2435, 29359), (2669, 26785), (5357, 13345), (8279, 8635)]