289267924

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 592227720

約数和(自身を除く): 302959796

約数列:

[1, 2, 4, 11, 22, 29, 37, 44, 58, 74, 116, 121, 148, 242, 319, 407, 484, 557, 638, 814, 1073, 1114, 1276, 1628, 2146, 2228, 3509, 4292, 4477, 6127, 7018, 8954, 11803, 12254, 14036, 16153, 17908, 20609, 23606, 24508, 32306, 41218, 47212, 64612, 67397, 82436, 129833, 134794, 177683, 226699, 259666, 269588, 355366, 453398, 519332, 597661, 710732, 906796, 1195322, 1954513, 2390644, 2493689, 3909026, 4987378, 6574271, 7818052, 9974756, 13148542, 26297084, 72316981, 144633962, 289267924]

約数ペア:

[(1, 289267924), (2, 144633962), (4, 72316981), (11, 26297084), (22, 13148542), (29, 9974756), (37, 7818052), (44, 6574271), (58, 4987378), (74, 3909026), (116, 2493689), (121, 2390644), (148, 1954513), (242, 1195322), (319, 906796), (407, 710732), (484, 597661), (557, 519332), (638, 453398), (814, 355366), (1073, 269588), (1114, 259666), (1276, 226699), (1628, 177683), (2146, 134794), (2228, 129833), (3509, 82436), (4292, 67397), (4477, 64612), (6127, 47212), (7018, 41218), (8954, 32306), (11803, 24508), (12254, 23606), (14036, 20609), (16153, 17908)]