28287018

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{42473}}^1$

素因数の和:42518

約数の個数: 24

約数和(自身を含む): 62946468

約数和(自身を除く): 34659450

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 42473, 84946, 127419, 254838, 382257, 764514, 1571501, 3143002, 4714503, 9429006, 14143509, 28287018]

約数ペア:

[(1, 28287018), (2, 14143509), (3, 9429006), (6, 4714503), (9, 3143002), (18, 1571501), (37, 764514), (74, 382257), (111, 254838), (222, 127419), (333, 84946), (666, 42473)]