68883178

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 136120320

約数和(自身を除く): 67237142

約数列:

[1, 2, 7, 13, 14, 26, 29, 31, 58, 62, 91, 182, 203, 217, 377, 403, 406, 421, 434, 754, 806, 842, 899, 1798, 2639, 2821, 2947, 5278, 5473, 5642, 5894, 6293, 10946, 11687, 12209, 12586, 13051, 23374, 24418, 26102, 38311, 76622, 81809, 85463, 91357, 158717, 163618, 169663, 170926, 182714, 317434, 339326, 378479, 756958, 1111019, 1187641, 2222038, 2375282, 2649353, 4920227, 5298706, 9840454, 34441589, 68883178]

約数ペア:

[(1, 68883178), (2, 34441589), (7, 9840454), (13, 5298706), (14, 4920227), (26, 2649353), (29, 2375282), (31, 2222038), (58, 1187641), (62, 1111019), (91, 756958), (182, 378479), (203, 339326), (217, 317434), (377, 182714), (403, 170926), (406, 169663), (421, 163618), (434, 158717), (754, 91357), (806, 85463), (842, 81809), (899, 76622), (1798, 38311), (2639, 26102), (2821, 24418), (2947, 23374), (5278, 13051), (5473, 12586), (5642, 12209), (5894, 11687), (6293, 10946)]