1898291199

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1\times {\mathrm{617}}^1$

素因数の和:1479

約数の個数: 32

約数和(自身を含む): 2914191360

約数和(自身を除く): 1015900161

約数列:

[1, 3, 7, 21, 239, 613, 617, 717, 1673, 1839, 1851, 4291, 4319, 5019, 12873, 12957, 146507, 147463, 378221, 439521, 442389, 1025549, 1032241, 1134663, 2647547, 3076647, 3096723, 7942641, 90394819, 271184457, 632763733, 1898291199]

約数ペア:

[(1, 1898291199), (3, 632763733), (7, 271184457), (21, 90394819), (239, 7942641), (613, 3096723), (617, 3076647), (717, 2647547), (1673, 1134663), (1839, 1032241), (1851, 1025549), (4291, 442389), (4319, 439521), (5019, 378221), (12873, 147463), (12957, 146507)]