55670209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{653}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 67178880

約数和(自身を除く): 11508671

約数列:

[1, 7, 19, 133, 641, 653, 4487, 4571, 12179, 12407, 85253, 86849, 418573, 2930011, 7952887, 55670209]

約数ペア:

[(1, 55670209), (7, 7952887), (19, 2930011), (133, 418573), (641, 86849), (653, 85253), (4487, 12407), (4571, 12179)]