2100027985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{274693}}^1$

素因数の和:274848

約数の個数: 16

約数和(自身を含む): 2768915520

約数和(自身を除く): 668887535

約数列:

[1, 5, 11, 55, 139, 695, 1529, 7645, 274693, 1373465, 3021623, 15108115, 38182327, 190911635, 420005597, 2100027985]

約数ペア:

[(1, 2100027985), (5, 420005597), (11, 190911635), (55, 38182327), (139, 15108115), (695, 3021623), (1529, 1373465), (7645, 274693)]