221373414

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{1531}}^1$

素因数の和:1845

約数の個数: 48

約数和(自身を含む): 498298320

約数和(自身を除く): 276924906

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 277, 522, 554, 831, 1531, 1662, 2493, 3062, 4593, 4986, 8033, 9186, 13779, 16066, 24099, 27558, 44399, 48198, 72297, 88798, 133197, 144594, 266394, 399591, 424087, 799182, 848174, 1272261, 2544522, 3816783, 7633566, 12298523, 24597046, 36895569, 73791138, 110686707, 221373414]

約数ペア:

[(1, 221373414), (2, 110686707), (3, 73791138), (6, 36895569), (9, 24597046), (18, 12298523), (29, 7633566), (58, 3816783), (87, 2544522), (174, 1272261), (261, 848174), (277, 799182), (522, 424087), (554, 399591), (831, 266394), (1531, 144594), (1662, 133197), (2493, 88798), (3062, 72297), (4593, 48198), (4986, 44399), (8033, 27558), (9186, 24099), (13779, 16066)]