1997398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4519}}^1$

素因数の和:4551

約数の個数: 16

約数和(自身を含む): 3417120

約数和(自身を除く): 1419722

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 4519, 9038, 58747, 76823, 117494, 153646, 998699, 1997398]

約数ペア:

[(1, 1997398), (2, 998699), (13, 153646), (17, 117494), (26, 76823), (34, 58747), (221, 9038), (442, 4519)]