401899394

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{20101}}^1$

素因数の和:20885

約数の個数: 16

約数和(自身を含む): 650098680

約数和(自身を除く): 248199286

約数列:

[1, 2, 13, 26, 769, 1538, 9997, 19994, 20101, 40202, 261313, 522626, 15457669, 30915338, 200949697, 401899394]

約数ペア:

[(1, 401899394), (2, 200949697), (13, 30915338), (26, 15457669), (769, 522626), (1538, 261313), (9997, 40202), (19994, 20101)]