23372865

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 42501888

約数和(自身を除く): 19129023

約数列:

[1, 3, 5, 9, 15, 43, 45, 47, 129, 141, 215, 235, 257, 387, 423, 645, 705, 771, 1285, 1935, 2021, 2115, 2313, 3855, 6063, 10105, 11051, 11565, 12079, 18189, 30315, 33153, 36237, 55255, 60395, 90945, 99459, 108711, 165765, 181185, 497295, 519397, 543555, 1558191, 2596985, 4674573, 7790955, 23372865]

約数ペア:

[(1, 23372865), (3, 7790955), (5, 4674573), (9, 2596985), (15, 1558191), (43, 543555), (45, 519397), (47, 497295), (129, 181185), (141, 165765), (215, 108711), (235, 99459), (257, 90945), (387, 60395), (423, 55255), (645, 36237), (705, 33153), (771, 30315), (1285, 18189), (1935, 12079), (2021, 11565), (2115, 11051), (2313, 10105), (3855, 6063)]