23756859

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 18175941

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 89, 133, 171, 223, 267, 399, 623, 669, 801, 1197, 1561, 1691, 1869, 2007, 4237, 4683, 5073, 5607, 11837, 12711, 14049, 15219, 19847, 29659, 35511, 38133, 59541, 88977, 106533, 138929, 178623, 266931, 377093, 416787, 1131279, 1250361, 2639651, 3393837, 7918953, 23756859]

約数ペア:

[(1, 23756859), (3, 7918953), (7, 3393837), (9, 2639651), (19, 1250361), (21, 1131279), (57, 416787), (63, 377093), (89, 266931), (133, 178623), (171, 138929), (223, 106533), (267, 88977), (399, 59541), (623, 38133), (669, 35511), (801, 29659), (1197, 19847), (1561, 15219), (1691, 14049), (1869, 12711), (2007, 11837), (4237, 5607), (4683, 5073)]