15500872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 30958200

約数和(自身を除く): 15457328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 293, 389, 586, 778, 1172, 1556, 2344, 3112, 4981, 6613, 9962, 13226, 19924, 26452, 39848, 52904, 113977, 227954, 455908, 911816, 1937609, 3875218, 7750436, 15500872]

約数ペア:

[(1, 15500872), (2, 7750436), (4, 3875218), (8, 1937609), (17, 911816), (34, 455908), (68, 227954), (136, 113977), (293, 52904), (389, 39848), (586, 26452), (778, 19924), (1172, 13226), (1556, 9962), (2344, 6613), (3112, 4981)]