257101153

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 289267200

約数和(自身を除く): 32166047

約数列:

[1, 23, 29, 61, 71, 89, 667, 1403, 1633, 1769, 2047, 2059, 2581, 4331, 5429, 6319, 40687, 47357, 59363, 99613, 124867, 125599, 145337, 157441, 183251, 385459, 2888777, 3621143, 4214773, 8865557, 11178311, 257101153]

約数ペア:

[(1, 257101153), (23, 11178311), (29, 8865557), (61, 4214773), (71, 3621143), (89, 2888777), (667, 385459), (1403, 183251), (1633, 157441), (1769, 145337), (2047, 125599), (2059, 124867), (2581, 99613), (4331, 59363), (5429, 47357), (6319, 40687)]