81925739

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{2273}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 98964480

約数和(自身を除く): 17038741

約数列:

[1, 7, 19, 133, 271, 1897, 2273, 5149, 15911, 36043, 43187, 302309, 615983, 4311881, 11703677, 81925739]

約数ペア:

[(1, 81925739), (7, 11703677), (19, 4311881), (133, 615983), (271, 302309), (1897, 43187), (2273, 36043), (5149, 15911)]