78808257

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41897}}^1$

素因数の和:41933

約数の個数: 24

約数和(自身を含む): 130721760

約数和(自身を除く): 51913503

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 41897, 125691, 377073, 460867, 796043, 1382601, 2388129, 4147803, 7164387, 8756473, 26269419, 78808257]

約数ペア:

[(1, 78808257), (3, 26269419), (9, 8756473), (11, 7164387), (19, 4147803), (33, 2388129), (57, 1382601), (99, 796043), (171, 460867), (209, 377073), (627, 125691), (1881, 41897)]