71901279

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1747}}^1$

素因数の和:2039

約数の個数: 24

約数和(自身を含む): 110438640

約数和(自身を除く): 38537361

約数列:

[1, 3, 9, 17, 51, 153, 269, 807, 1747, 2421, 4573, 5241, 13719, 15723, 29699, 41157, 89097, 267291, 469943, 1409829, 4229487, 7989031, 23967093, 71901279]

約数ペア:

[(1, 71901279), (3, 23967093), (9, 7989031), (17, 4229487), (51, 1409829), (153, 469943), (269, 267291), (807, 89097), (1747, 41157), (2421, 29699), (4573, 15723), (5241, 13719)]