13789972

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 30968000

約数和(自身を除く): 17178028

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 133, 161, 196, 266, 322, 343, 437, 529, 532, 644, 686, 874, 931, 1058, 1127, 1372, 1748, 1862, 2116, 2254, 3059, 3703, 3724, 4508, 6118, 6517, 7406, 7889, 10051, 12236, 13034, 14812, 15778, 20102, 21413, 25921, 26068, 31556, 40204, 42826, 51842, 70357, 85652, 103684, 140714, 149891, 181447, 281428, 299782, 362894, 492499, 599564, 725788, 984998, 1969996, 3447493, 6894986, 13789972]

約数ペア:

[(1, 13789972), (2, 6894986), (4, 3447493), (7, 1969996), (14, 984998), (19, 725788), (23, 599564), (28, 492499), (38, 362894), (46, 299782), (49, 281428), (76, 181447), (92, 149891), (98, 140714), (133, 103684), (161, 85652), (196, 70357), (266, 51842), (322, 42826), (343, 40204), (437, 31556), (529, 26068), (532, 25921), (644, 21413), (686, 20102), (874, 15778), (931, 14812), (1058, 13034), (1127, 12236), (1372, 10051), (1748, 7889), (1862, 7406), (2116, 6517), (2254, 6118), (3059, 4508), (3703, 3724)]