15187613

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 4718947

約数列:

[1, 7, 17, 23, 31, 119, 161, 179, 217, 391, 527, 713, 1253, 2737, 3043, 3689, 4117, 4991, 5549, 12121, 21301, 28819, 38843, 69989, 84847, 94333, 127627, 489923, 660331, 893389, 2169659, 15187613]

約数ペア:

[(1, 15187613), (7, 2169659), (17, 893389), (23, 660331), (31, 489923), (119, 127627), (161, 94333), (179, 84847), (217, 69989), (391, 38843), (527, 28819), (713, 21301), (1253, 12121), (2737, 5549), (3043, 4991), (3689, 4117)]