221296405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1627}}^1\times {\mathrm{2473}}^1$

素因数の和:4116

約数の個数: 16

約数和(自身を含む): 289992384

約数和(自身を除く): 68695979

約数列:

[1, 5, 11, 55, 1627, 2473, 8135, 12365, 17897, 27203, 89485, 136015, 4023571, 20117855, 44259281, 221296405]

約数ペア:

[(1, 221296405), (5, 44259281), (11, 20117855), (55, 4023571), (1627, 136015), (2473, 89485), (8135, 27203), (12365, 17897)]