87381189

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 148395520

約数和(自身を除く): 61014331

約数列:

[1, 3, 7, 9, 21, 63, 79, 97, 181, 237, 291, 543, 553, 679, 711, 873, 1267, 1629, 1659, 2037, 3801, 4977, 6111, 7663, 11403, 14299, 17557, 22989, 42897, 52671, 53641, 68967, 100093, 122899, 128691, 158013, 160923, 300279, 368697, 482769, 900837, 1106091, 1387003, 4161009, 9709021, 12483027, 29127063, 87381189]

約数ペア:

[(1, 87381189), (3, 29127063), (7, 12483027), (9, 9709021), (21, 4161009), (63, 1387003), (79, 1106091), (97, 900837), (181, 482769), (237, 368697), (291, 300279), (543, 160923), (553, 158013), (679, 128691), (711, 122899), (873, 100093), (1267, 68967), (1629, 53641), (1659, 52671), (2037, 42897), (3801, 22989), (4977, 17557), (6111, 14299), (7663, 11403)]