71393259

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{293}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 112218624

約数和(自身を除く): 40825365

約数列:

[1, 3, 7, 21, 41, 123, 283, 287, 293, 849, 861, 879, 1981, 2051, 5943, 6153, 11603, 12013, 34809, 36039, 81221, 82919, 84091, 243663, 248757, 252273, 580433, 1741299, 3399679, 10199037, 23797753, 71393259]

約数ペア:

[(1, 71393259), (3, 23797753), (7, 10199037), (21, 3399679), (41, 1741299), (123, 580433), (283, 252273), (287, 248757), (293, 243663), (849, 84091), (861, 82919), (879, 81221), (1981, 36039), (2051, 34809), (5943, 12013), (6153, 11603)]