16640013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3257}}^1$

素因数の和:3404

約数の個数: 16

約数和(自身を含む): 24083136

約数和(自身を除く): 7443123

約数列:

[1, 3, 13, 39, 131, 393, 1703, 3257, 5109, 9771, 42341, 127023, 426667, 1280001, 5546671, 16640013]

約数ペア:

[(1, 16640013), (3, 5546671), (13, 1280001), (39, 426667), (131, 127023), (393, 42341), (1703, 9771), (3257, 5109)]