23985657

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 15850503

約数列:

[1, 3, 9, 17, 19, 37, 51, 57, 111, 153, 171, 223, 323, 333, 629, 669, 703, 969, 1887, 2007, 2109, 2907, 3791, 4237, 5661, 6327, 8251, 11373, 11951, 12711, 24753, 34119, 35853, 38133, 72029, 74259, 107559, 140267, 156769, 216087, 420801, 470307, 648261, 1262403, 1410921, 2665073, 7995219, 23985657]

約数ペア:

[(1, 23985657), (3, 7995219), (9, 2665073), (17, 1410921), (19, 1262403), (37, 648261), (51, 470307), (57, 420801), (111, 216087), (153, 156769), (171, 140267), (223, 107559), (323, 74259), (333, 72029), (629, 38133), (669, 35853), (703, 34119), (969, 24753), (1887, 12711), (2007, 11951), (2109, 11373), (2907, 8251), (3791, 6327), (4237, 5661)]