15857968

素因数分解:

$2^4\times 7^2\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 36258840

約数和(自身を除く): 20400872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 113, 179, 196, 226, 358, 392, 452, 716, 784, 791, 904, 1253, 1432, 1582, 1808, 2506, 2864, 3164, 5012, 5537, 6328, 8771, 10024, 11074, 12656, 17542, 20048, 20227, 22148, 35084, 40454, 44296, 70168, 80908, 88592, 140336, 141589, 161816, 283178, 323632, 566356, 991123, 1132712, 1982246, 2265424, 3964492, 7928984, 15857968]

約数ペア:

[(1, 15857968), (2, 7928984), (4, 3964492), (7, 2265424), (8, 1982246), (14, 1132712), (16, 991123), (28, 566356), (49, 323632), (56, 283178), (98, 161816), (112, 141589), (113, 140336), (179, 88592), (196, 80908), (226, 70168), (358, 44296), (392, 40454), (452, 35084), (716, 22148), (784, 20227), (791, 20048), (904, 17542), (1253, 12656), (1432, 11074), (1582, 10024), (1808, 8771), (2506, 6328), (2864, 5537), (3164, 5012)]