2077772921

素因数分解:

$7^3\times {\mathrm{1303}}^1\times {\mathrm{4649}}^1$

素因数の和:5973

約数の個数: 16

約数和(自身を含む): 2425440000

約数和(自身を除く): 347667079

約数列:

[1, 7, 49, 343, 1303, 4649, 9121, 32543, 63847, 227801, 446929, 1594607, 6057647, 42403529, 296824703, 2077772921]

約数ペア:

[(1, 2077772921), (7, 296824703), (49, 42403529), (343, 6057647), (1303, 1594607), (4649, 446929), (9121, 227801), (32543, 63847)]