207724321

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{23311}}^1$

素因数の和:23404

約数の個数: 16

約数和(自身を含む): 253634560

約数和(自身を除く): 45910239

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 23311, 163177, 442909, 1561837, 3100363, 10932859, 29674903, 207724321]

約数ペア:

[(1, 207724321), (7, 29674903), (19, 10932859), (67, 3100363), (133, 1561837), (469, 442909), (1273, 163177), (8911, 23311)]