788863131

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 1416780288

約数和(自身を除く): 627917157

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 241, 251, 483, 567, 621, 723, 753, 1449, 1687, 1757, 1863, 2169, 2259, 4347, 5061, 5271, 5543, 5773, 6507, 6777, 13041, 15183, 15813, 16629, 17319, 19521, 20331, 38801, 40411, 45549, 47439, 49887, 51957, 60491, 116403, 121233, 136647, 142317, 149661, 155871, 181473, 349209, 363699, 423437, 448983, 467613, 544419, 1047627, 1091097, 1270311, 1391293, 1633257, 3142881, 3273291, 3810933, 4173879, 4899771, 9739051, 11432799, 12521637, 29217153, 34298397, 37564911, 87651459, 112694733, 262954377, 788863131]

約数ペア:

[(1, 788863131), (3, 262954377), (7, 112694733), (9, 87651459), (21, 37564911), (23, 34298397), (27, 29217153), (63, 12521637), (69, 11432799), (81, 9739051), (161, 4899771), (189, 4173879), (207, 3810933), (241, 3273291), (251, 3142881), (483, 1633257), (567, 1391293), (621, 1270311), (723, 1091097), (753, 1047627), (1449, 544419), (1687, 467613), (1757, 448983), (1863, 423437), (2169, 363699), (2259, 349209), (4347, 181473), (5061, 155871), (5271, 149661), (5543, 142317), (5773, 136647), (6507, 121233), (6777, 116403), (13041, 60491), (15183, 51957), (15813, 49887), (16629, 47439), (17319, 45549), (19521, 40411), (20331, 38801)]