428378674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1\times {\mathrm{557}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 697187520

約数和(自身を除く): 268808846

約数列:

[1, 2, 19, 37, 38, 74, 547, 557, 703, 1094, 1114, 1406, 10393, 10583, 20239, 20609, 20786, 21166, 40478, 41218, 304679, 384541, 391571, 609358, 769082, 783142, 5788901, 11273123, 11577802, 22546246, 214189337, 428378674]

約数ペア:

[(1, 428378674), (2, 214189337), (19, 22546246), (37, 11577802), (38, 11273123), (74, 5788901), (547, 783142), (557, 769082), (703, 609358), (1094, 391571), (1114, 384541), (1406, 304679), (10393, 41218), (10583, 40478), (20239, 21166), (20609, 20786)]