17979661665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{70207}}^1$

素因数の和:70499

約数の個数: 64

約数和(自身を含む): 36665425920

約数和(自身を除く): 18685764255

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 271, 315, 813, 945, 1355, 1897, 2439, 4065, 5691, 7317, 9485, 12195, 17073, 28455, 36585, 51219, 70207, 85365, 210621, 256095, 351035, 491449, 631863, 1053105, 1474347, 1895589, 2457245, 3159315, 4423041, 7371735, 9477945, 13269123, 19026097, 22115205, 57078291, 66345615, 95130485, 133182679, 171234873, 285391455, 399548037, 513704619, 665913395, 856174365, 1198644111, 1997740185, 2568523095, 3595932333, 5993220555, 17979661665]

約数ペア:

[(1, 17979661665), (3, 5993220555), (5, 3595932333), (7, 2568523095), (9, 1997740185), (15, 1198644111), (21, 856174365), (27, 665913395), (35, 513704619), (45, 399548037), (63, 285391455), (105, 171234873), (135, 133182679), (189, 95130485), (271, 66345615), (315, 57078291), (813, 22115205), (945, 19026097), (1355, 13269123), (1897, 9477945), (2439, 7371735), (4065, 4423041), (5691, 3159315), (7317, 2457245), (9485, 1895589), (12195, 1474347), (17073, 1053105), (28455, 631863), (36585, 491449), (51219, 351035), (70207, 256095), (85365, 210621)]