65712778887

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{6581}}^1$

素因数の和:6880

約数の個数: 64

約数和(自身を含む): 104880642048

約数和(自身を除く): 39167863161

約数列:

[1, 3, 7, 21, 37, 71, 111, 181, 213, 259, 497, 543, 777, 1267, 1491, 2627, 3801, 6581, 6697, 7881, 12851, 18389, 19743, 20091, 38553, 46067, 46879, 55167, 89957, 138201, 140637, 243497, 269871, 467251, 475487, 730491, 1191161, 1401753, 1426461, 1704479, 3270757, 3328409, 3573483, 5113437, 8338127, 9812271, 9985227, 17288287, 25014381, 44072957, 51864861, 84572431, 121018009, 132218871, 253717293, 308510699, 363054027, 592007017, 925532097, 1776021051, 3129179947, 9387539841, 21904259629, 65712778887]

約数ペア:

[(1, 65712778887), (3, 21904259629), (7, 9387539841), (21, 3129179947), (37, 1776021051), (71, 925532097), (111, 592007017), (181, 363054027), (213, 308510699), (259, 253717293), (497, 132218871), (543, 121018009), (777, 84572431), (1267, 51864861), (1491, 44072957), (2627, 25014381), (3801, 17288287), (6581, 9985227), (6697, 9812271), (7881, 8338127), (12851, 5113437), (18389, 3573483), (19743, 3328409), (20091, 3270757), (38553, 1704479), (46067, 1426461), (46879, 1401753), (55167, 1191161), (89957, 730491), (138201, 475487), (140637, 467251), (243497, 269871)]