81180627

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3911}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 128438784

約数和(自身を除く): 47258157

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 3911, 6919, 11733, 20757, 43021, 66487, 129063, 144707, 199461, 434121, 731357, 1591777, 2194071, 2460019, 4775331, 7380057, 27060209, 81180627]

約数ペア:

[(1, 81180627), (3, 27060209), (11, 7380057), (17, 4775331), (33, 2460019), (37, 2194071), (51, 1591777), (111, 731357), (187, 434121), (407, 199461), (561, 144707), (629, 129063), (1221, 66487), (1887, 43021), (3911, 20757), (6919, 11733)]