788731047

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 1309593600

約数和(自身を除く): 520862553

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 173, 279, 351, 403, 419, 519, 837, 1209, 1257, 1557, 2249, 3627, 3771, 4671, 5363, 5447, 6747, 10881, 11313, 12989, 16089, 16341, 20241, 38967, 48267, 49023, 60723, 69719, 72487, 116901, 144801, 147069, 168857, 209157, 217461, 350703, 506571, 627471, 652383, 942331, 1519713, 1882413, 1957149, 2247097, 2826993, 4559139, 6741291, 8480979, 20223873, 25442937, 29212261, 60671619, 87636783, 262910349, 788731047]

約数ペア:

[(1, 788731047), (3, 262910349), (9, 87636783), (13, 60671619), (27, 29212261), (31, 25442937), (39, 20223873), (93, 8480979), (117, 6741291), (173, 4559139), (279, 2826993), (351, 2247097), (403, 1957149), (419, 1882413), (519, 1519713), (837, 942331), (1209, 652383), (1257, 627471), (1557, 506571), (2249, 350703), (3627, 217461), (3771, 209157), (4671, 168857), (5363, 147069), (5447, 144801), (6747, 116901), (10881, 72487), (11313, 69719), (12989, 60723), (16089, 49023), (16341, 48267), (20241, 38967)]