12745979427

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1\times {\mathrm{4663}}^1$

素因数の和:5091

約数の個数: 32

約数和(自身を含む): 17714543616

約数和(自身を除く): 4968564189

約数列:

[1, 3, 41, 71, 123, 213, 313, 939, 2911, 4663, 8733, 12833, 13989, 22223, 38499, 66669, 191183, 331073, 573549, 911143, 993219, 1459519, 2733429, 4378557, 13573993, 40721979, 59840279, 103625849, 179520837, 310877547, 4248659809, 12745979427]

約数ペア:

[(1, 12745979427), (3, 4248659809), (41, 310877547), (71, 179520837), (123, 103625849), (213, 59840279), (313, 40721979), (939, 13573993), (2911, 4378557), (4663, 2733429), (8733, 1459519), (12833, 993219), (13989, 911143), (22223, 573549), (38499, 331073), (66669, 191183)]