1221436827

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16811}}^1$

素因数の和:16862

約数の個数: 48

約数和(自身を含む): 2056174848

約数和(自身を除く): 834738021

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 243, 299, 351, 621, 897, 1053, 1863, 2691, 3159, 5589, 8073, 16811, 24219, 50433, 72657, 151299, 218543, 386653, 453897, 655629, 1159959, 1361691, 1966887, 3479877, 4085073, 5026489, 5900661, 10439631, 15079467, 17701983, 31318893, 45238401, 53105949, 93956679, 135715203, 407145609, 1221436827]

約数ペア:

[(1, 1221436827), (3, 407145609), (9, 135715203), (13, 93956679), (23, 53105949), (27, 45238401), (39, 31318893), (69, 17701983), (81, 15079467), (117, 10439631), (207, 5900661), (243, 5026489), (299, 4085073), (351, 3479877), (621, 1966887), (897, 1361691), (1053, 1159959), (1863, 655629), (2691, 453897), (3159, 386653), (5589, 218543), (8073, 151299), (16811, 72657), (24219, 50433)]