212883921

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{449}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 311220000

約数和(自身を除く): 98336079

約数列:

[1, 3, 9, 139, 379, 417, 449, 1137, 1251, 1347, 3411, 4041, 52681, 62411, 158043, 170171, 187233, 474129, 510513, 561699, 1531539, 23653769, 70961307, 212883921]

約数ペア:

[(1, 212883921), (3, 70961307), (9, 23653769), (139, 1531539), (379, 561699), (417, 510513), (449, 474129), (1137, 187233), (1251, 170171), (1347, 158043), (3411, 62411), (4041, 52681)]