28865616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{277}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 81078144

約数和(自身を除く): 52212528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 167, 208, 277, 312, 334, 501, 554, 624, 668, 831, 1002, 1108, 1336, 1662, 2004, 2171, 2216, 2672, 3324, 3601, 4008, 4342, 4432, 6513, 6648, 7202, 8016, 8684, 10803, 13026, 13296, 14404, 17368, 21606, 26052, 28808, 34736, 43212, 46259, 52104, 57616, 86424, 92518, 104208, 138777, 172848, 185036, 277554, 370072, 555108, 601367, 740144, 1110216, 1202734, 1804101, 2220432, 2405468, 3608202, 4810936, 7216404, 9621872, 14432808, 28865616]

約数ペア:

[(1, 28865616), (2, 14432808), (3, 9621872), (4, 7216404), (6, 4810936), (8, 3608202), (12, 2405468), (13, 2220432), (16, 1804101), (24, 1202734), (26, 1110216), (39, 740144), (48, 601367), (52, 555108), (78, 370072), (104, 277554), (156, 185036), (167, 172848), (208, 138777), (277, 104208), (312, 92518), (334, 86424), (501, 57616), (554, 52104), (624, 46259), (668, 43212), (831, 34736), (1002, 28808), (1108, 26052), (1336, 21606), (1662, 17368), (2004, 14404), (2171, 13296), (2216, 13026), (2672, 10803), (3324, 8684), (3601, 8016), (4008, 7202), (4342, 6648), (4432, 6513)]