18111135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 34588512

約数和(自身を除く): 16477377

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 245, 287, 601, 615, 735, 861, 1435, 1803, 2009, 3005, 4207, 4305, 6027, 9015, 10045, 12621, 21035, 24641, 29449, 30135, 63105, 73923, 88347, 123205, 147245, 172487, 369615, 441735, 517461, 862435, 1207409, 2587305, 3622227, 6037045, 18111135]

約数ペア:

[(1, 18111135), (3, 6037045), (5, 3622227), (7, 2587305), (15, 1207409), (21, 862435), (35, 517461), (41, 441735), (49, 369615), (105, 172487), (123, 147245), (147, 123205), (205, 88347), (245, 73923), (287, 63105), (601, 30135), (615, 29449), (735, 24641), (861, 21035), (1435, 12621), (1803, 10045), (2009, 9015), (3005, 6027), (4207, 4305)]