91891239

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 153653760

約数和(自身を除く): 61762521

約数列:

[1, 3, 11, 17, 19, 33, 37, 51, 57, 111, 187, 209, 233, 323, 407, 561, 627, 629, 699, 703, 969, 1221, 1887, 2109, 2563, 3553, 3961, 4427, 6919, 7689, 7733, 8621, 10659, 11883, 11951, 13281, 20757, 23199, 25863, 35853, 43571, 48697, 75259, 94831, 130713, 131461, 146091, 146557, 163799, 225777, 284493, 394383, 439671, 491397, 827849, 1612127, 1801789, 2483547, 2784583, 4836381, 5405367, 8353749, 30630413, 91891239]

約数ペア:

[(1, 91891239), (3, 30630413), (11, 8353749), (17, 5405367), (19, 4836381), (33, 2784583), (37, 2483547), (51, 1801789), (57, 1612127), (111, 827849), (187, 491397), (209, 439671), (233, 394383), (323, 284493), (407, 225777), (561, 163799), (627, 146557), (629, 146091), (699, 131461), (703, 130713), (969, 94831), (1221, 75259), (1887, 48697), (2109, 43571), (2563, 35853), (3553, 25863), (3961, 23199), (4427, 20757), (6919, 13281), (7689, 11951), (7733, 11883), (8621, 10659)]