193771565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 257068896

約数和(自身を除く): 63297331

約数列:

[1, 5, 13, 65, 73, 97, 365, 421, 485, 949, 1261, 2105, 4745, 5473, 6305, 7081, 27365, 30733, 35405, 40837, 92053, 153665, 204185, 399529, 460265, 530881, 1997645, 2654405, 2981101, 14905505, 38754313, 193771565]

約数ペア:

[(1, 193771565), (5, 38754313), (13, 14905505), (65, 2981101), (73, 2654405), (97, 1997645), (365, 530881), (421, 460265), (485, 399529), (949, 204185), (1261, 153665), (2105, 92053), (4745, 40837), (5473, 35405), (6305, 30733), (7081, 27365)]