28716990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18061}}^1$

素因数の和:18124

約数の個数: 32

約数和(自身を含む): 70225056

約数和(自身を除く): 41508066

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 18061, 36122, 54183, 90305, 108366, 180610, 270915, 541830, 957233, 1914466, 2871699, 4786165, 5743398, 9572330, 14358495, 28716990]

約数ペア:

[(1, 28716990), (2, 14358495), (3, 9572330), (5, 5743398), (6, 4786165), (10, 2871699), (15, 1914466), (30, 957233), (53, 541830), (106, 270915), (159, 180610), (265, 108366), (318, 90305), (530, 54183), (795, 36122), (1590, 18061)]