221254974

素因数分解:

$2^1\times 3^2\times {\mathrm{1607}}^1\times {\mathrm{7649}}^1$

素因数の和:9264

約数の個数: 24

約数和(自身を含む): 479746800

約数和(自身を除く): 258491826

約数列:

[1, 2, 3, 6, 9, 18, 1607, 3214, 4821, 7649, 9642, 14463, 15298, 22947, 28926, 45894, 68841, 137682, 12291943, 24583886, 36875829, 73751658, 110627487, 221254974]

約数ペア:

[(1, 221254974), (2, 110627487), (3, 73751658), (6, 36875829), (9, 24583886), (18, 12291943), (1607, 137682), (3214, 68841), (4821, 45894), (7649, 28926), (9642, 22947), (14463, 15298)]