64378509

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{12601}}^1$

素因数の和:12748

約数の個数: 16

約数和(自身を含む): 93153984

約数和(自身を除く): 28775475

約数列:

[1, 3, 13, 39, 131, 393, 1703, 5109, 12601, 37803, 163813, 491439, 1650731, 4952193, 21459503, 64378509]

約数ペア:

[(1, 64378509), (3, 21459503), (13, 4952193), (39, 1650731), (131, 491439), (393, 163813), (1703, 37803), (5109, 12601)]