20173537215

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{123601}}^1$

素因数の和:123662

約数の個数: 80

約数和(自身を含む): 40201303296

約数和(自身を除く): 20027766081

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 81, 93, 117, 135, 155, 195, 279, 351, 403, 405, 465, 585, 837, 1053, 1209, 1395, 1755, 2015, 2511, 3627, 4185, 5265, 6045, 10881, 12555, 18135, 32643, 54405, 123601, 163215, 370803, 618005, 1112409, 1606813, 1854015, 3337227, 3831631, 4820439, 5562045, 8034065, 10011681, 11494893, 14461317, 16686135, 19158155, 24102195, 34484679, 43383951, 49811203, 50058405, 57474465, 72306585, 103454037, 130151853, 149433609, 172423395, 216919755, 249056015, 310362111, 448300827, 517270185, 650759265, 747168045, 1344902481, 1551810555, 2241504135, 4034707443, 6724512405, 20173537215]

約数ペア:

[(1, 20173537215), (3, 6724512405), (5, 4034707443), (9, 2241504135), (13, 1551810555), (15, 1344902481), (27, 747168045), (31, 650759265), (39, 517270185), (45, 448300827), (65, 310362111), (81, 249056015), (93, 216919755), (117, 172423395), (135, 149433609), (155, 130151853), (195, 103454037), (279, 72306585), (351, 57474465), (403, 50058405), (405, 49811203), (465, 43383951), (585, 34484679), (837, 24102195), (1053, 19158155), (1209, 16686135), (1395, 14461317), (1755, 11494893), (2015, 10011681), (2511, 8034065), (3627, 5562045), (4185, 4820439), (5265, 3831631), (6045, 3337227), (10881, 1854015), (12555, 1606813), (18135, 1112409), (32643, 618005), (54405, 370803), (123601, 163215)]