193896261

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{61379}}^1$

素因数の和:61407

約数の個数: 24

約数和(自身を含む): 312792480

約数和(自身を除く): 118896219

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 61379, 184137, 552411, 797927, 1657233, 2393781, 4971699, 7181343, 14915097, 21544029, 64632087, 193896261]

約数ペア:

[(1, 193896261), (3, 64632087), (9, 21544029), (13, 14915097), (27, 7181343), (39, 4971699), (81, 2393781), (117, 1657233), (243, 797927), (351, 552411), (1053, 184137), (3159, 61379)]