28815171

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1579}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 48537600

約数和(自身を除く): 19722429

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 1579, 1659, 2607, 4737, 6083, 11053, 17369, 18249, 33159, 52107, 121583, 124741, 364749, 374223, 873187, 1372151, 2619561, 4116453, 9605057, 28815171]

約数ペア:

[(1, 28815171), (3, 9605057), (7, 4116453), (11, 2619561), (21, 1372151), (33, 873187), (77, 374223), (79, 364749), (231, 124741), (237, 121583), (553, 52107), (869, 33159), (1579, 18249), (1659, 17369), (2607, 11053), (4737, 6083)]