12212655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 12947025

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 345, 389, 455, 483, 805, 897, 1167, 1365, 1495, 1945, 2093, 2415, 2723, 4485, 5057, 5835, 6279, 8169, 8947, 10465, 13615, 15171, 25285, 26841, 31395, 35399, 40845, 44735, 62629, 75855, 106197, 116311, 134205, 176995, 187887, 313145, 348933, 530985, 581555, 814177, 939435, 1744665, 2442531, 4070885, 12212655]

約数ペア:

[(1, 12212655), (3, 4070885), (5, 2442531), (7, 1744665), (13, 939435), (15, 814177), (21, 581555), (23, 530985), (35, 348933), (39, 313145), (65, 187887), (69, 176995), (91, 134205), (105, 116311), (115, 106197), (161, 75855), (195, 62629), (273, 44735), (299, 40845), (345, 35399), (389, 31395), (455, 26841), (483, 25285), (805, 15171), (897, 13615), (1167, 10465), (1365, 8947), (1495, 8169), (1945, 6279), (2093, 5835), (2415, 5057), (2723, 4485)]