49920039

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3257}}^1$

素因数の和:3407

約数の個数: 24

約数和(自身を含む): 78270192

約数和(自身を除く): 28350153

約数列:

[1, 3, 9, 13, 39, 117, 131, 393, 1179, 1703, 3257, 5109, 9771, 15327, 29313, 42341, 127023, 381069, 426667, 1280001, 3840003, 5546671, 16640013, 49920039]

約数ペア:

[(1, 49920039), (3, 16640013), (9, 5546671), (13, 3840003), (39, 1280001), (117, 426667), (131, 381069), (393, 127023), (1179, 42341), (1703, 29313), (3257, 15327), (5109, 9771)]