78801987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7393}}^1$

素因数の和:7443

約数の個数: 32

約数和(自身を含む): 127768320

約数和(自身を除く): 48966333

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 3553, 7393, 10659, 22179, 81323, 125681, 140467, 243969, 377043, 421401, 1382491, 1545137, 2387939, 4147473, 4635411, 7163817, 26267329, 78801987]

約数ペア:

[(1, 78801987), (3, 26267329), (11, 7163817), (17, 4635411), (19, 4147473), (33, 2387939), (51, 1545137), (57, 1382491), (187, 421401), (209, 377043), (323, 243969), (561, 140467), (627, 125681), (969, 81323), (3553, 22179), (7393, 10659)]