745351491

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{21107}}^1$

素因数の和:21338

約数の個数: 16

約数和(自身を含む): 1013184000

約数和(自身を除く): 267832509

約数列:

[1, 3, 79, 149, 237, 447, 11771, 21107, 35313, 63321, 1667453, 3144943, 5002359, 9434829, 248450497, 745351491]

約数ペア:

[(1, 745351491), (3, 248450497), (79, 9434829), (149, 5002359), (237, 3144943), (447, 1667453), (11771, 63321), (21107, 35313)]