72920309

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49843}}^1$

素因数の和:49880

約数の個数: 16

約数和(自身を含む): 95700480

約数和(自身を除く): 22780171

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 49843, 348901, 548273, 947017, 3837911, 6629119, 10417187, 72920309]

約数ペア:

[(1, 72920309), (7, 10417187), (11, 6629119), (19, 3837911), (77, 947017), (133, 548273), (209, 348901), (1463, 49843)]