30757503

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 48545280

約数和(自身を除く): 17787777

約数列:

[1, 3, 7, 21, 41, 123, 139, 257, 287, 417, 771, 861, 973, 1799, 2919, 5397, 5699, 10537, 17097, 31611, 35723, 39893, 73759, 107169, 119679, 221277, 250061, 750183, 1464643, 4393929, 10252501, 30757503]

約数ペア:

[(1, 30757503), (3, 10252501), (7, 4393929), (21, 1464643), (41, 750183), (123, 250061), (139, 221277), (257, 119679), (287, 107169), (417, 73759), (771, 39893), (861, 35723), (973, 31611), (1799, 17097), (2919, 10537), (5397, 5699)]