31174227

素因数分解:

$3^6\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:215

約数の個数: 56

約数和(自身を含む): 55087200

約数和(自身を除く): 23912973

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 149, 189, 243, 287, 369, 447, 567, 729, 861, 1043, 1107, 1341, 1701, 2583, 3129, 3321, 4023, 5103, 6109, 7749, 9387, 9963, 12069, 18327, 23247, 28161, 29889, 36207, 42763, 54981, 69741, 84483, 108621, 128289, 164943, 209223, 253449, 384867, 494829, 760347, 1154601, 1484487, 3463803, 4453461, 10391409, 31174227]

約数ペア:

[(1, 31174227), (3, 10391409), (7, 4453461), (9, 3463803), (21, 1484487), (27, 1154601), (41, 760347), (63, 494829), (81, 384867), (123, 253449), (149, 209223), (189, 164943), (243, 128289), (287, 108621), (369, 84483), (447, 69741), (567, 54981), (729, 42763), (861, 36207), (1043, 29889), (1107, 28161), (1341, 23247), (1701, 18327), (2583, 12069), (3129, 9963), (3321, 9387), (4023, 7749), (5103, 6109)]