28870416

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1277}}^1$

素因数の和:1448

約数の個数: 60

約数和(自身を含む): 81375372

約数和(自身を除く): 52504956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 942, 1256, 1277, 1413, 1884, 2512, 2554, 2826, 3768, 3831, 5108, 5652, 7536, 7662, 10216, 11304, 11493, 15324, 20432, 22608, 22986, 30648, 45972, 61296, 91944, 183888, 200489, 400978, 601467, 801956, 1202934, 1603912, 1804401, 2405868, 3207824, 3608802, 4811736, 7217604, 9623472, 14435208, 28870416]

約数ペア:

[(1, 28870416), (2, 14435208), (3, 9623472), (4, 7217604), (6, 4811736), (8, 3608802), (9, 3207824), (12, 2405868), (16, 1804401), (18, 1603912), (24, 1202934), (36, 801956), (48, 601467), (72, 400978), (144, 200489), (157, 183888), (314, 91944), (471, 61296), (628, 45972), (942, 30648), (1256, 22986), (1277, 22608), (1413, 20432), (1884, 15324), (2512, 11493), (2554, 11304), (2826, 10216), (3768, 7662), (3831, 7536), (5108, 5652)]