55507881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 90123840

約数和(自身を除く): 34615959

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 143, 169, 269, 407, 429, 481, 507, 807, 1221, 1443, 1859, 2959, 3497, 5291, 5577, 6253, 8877, 9953, 10491, 15873, 18759, 29859, 38467, 45461, 68783, 109483, 115401, 129389, 136383, 206349, 328449, 388167, 500071, 1423279, 1500213, 1682057, 4269837, 5046171, 18502627, 55507881]

約数ペア:

[(1, 55507881), (3, 18502627), (11, 5046171), (13, 4269837), (33, 1682057), (37, 1500213), (39, 1423279), (111, 500071), (143, 388167), (169, 328449), (269, 206349), (407, 136383), (429, 129389), (481, 115401), (507, 109483), (807, 68783), (1221, 45461), (1443, 38467), (1859, 29859), (2959, 18759), (3497, 15873), (5291, 10491), (5577, 9953), (6253, 8877)]