780481009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2243}}^1\times {\mathrm{4519}}^1$

素因数の和:6780

約数の個数: 16

約数和(自身を含む): 973716480

約数和(自身を除く): 193235471

約数列:

[1, 7, 11, 77, 2243, 4519, 15701, 24673, 31633, 49709, 172711, 347963, 10136117, 70952819, 111497287, 780481009]

約数ペア:

[(1, 780481009), (7, 111497287), (11, 70952819), (77, 10136117), (2243, 347963), (4519, 172711), (15701, 49709), (24673, 31633)]