219908247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 329441280

約数和(自身を除く): 109533033

約数列:

[1, 3, 13, 29, 39, 87, 127, 377, 381, 1131, 1531, 1651, 3683, 4593, 4953, 11049, 19903, 44399, 47879, 59709, 133197, 143637, 194437, 577187, 583311, 1731561, 2527681, 5638673, 7583043, 16916019, 73302749, 219908247]

約数ペア:

[(1, 219908247), (3, 73302749), (13, 16916019), (29, 7583043), (39, 5638673), (87, 2527681), (127, 1731561), (377, 583311), (381, 577187), (1131, 194437), (1531, 143637), (1651, 133197), (3683, 59709), (4593, 47879), (4953, 44399), (11049, 19903)]