72931089

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1321}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 121835520

約数和(自身を除く): 48904431

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 717, 1321, 1673, 2629, 3963, 5019, 7887, 9247, 14531, 18403, 27741, 43593, 55209, 101717, 305151, 315719, 947157, 2210033, 3472909, 6630099, 10418727, 24310363, 72931089]

約数ペア:

[(1, 72931089), (3, 24310363), (7, 10418727), (11, 6630099), (21, 3472909), (33, 2210033), (77, 947157), (231, 315719), (239, 305151), (717, 101717), (1321, 55209), (1673, 43593), (2629, 27741), (3963, 18403), (5019, 14531), (7887, 9247)]