1289744528

素因数分解:

$2^4\times {\mathrm{727}}^1\times {\mathrm{110879}}^1$

素因数の和:111614

約数の個数: 20

約数和(自身を含む): 2502339840

約数和(自身を除く): 1212595312

約数列:

[1, 2, 4, 8, 16, 727, 1454, 2908, 5816, 11632, 110879, 221758, 443516, 887032, 1774064, 80609033, 161218066, 322436132, 644872264, 1289744528]

約数ペア:

[(1, 1289744528), (2, 644872264), (4, 322436132), (8, 161218066), (16, 80609033), (727, 1774064), (1454, 887032), (2908, 443516), (5816, 221758), (11632, 110879)]