286661956

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 622248480

約数和(自身を除く): 335586524

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 227, 238, 379, 454, 476, 758, 833, 908, 1516, 1589, 1666, 2653, 3178, 3332, 3859, 5306, 6356, 6443, 7718, 10612, 11123, 12886, 15436, 18571, 22246, 25772, 27013, 37142, 44492, 45101, 54026, 74284, 86033, 90202, 108052, 172066, 180404, 189091, 315707, 344132, 378182, 602231, 631414, 756364, 1204462, 1262828, 1462561, 2408924, 2925122, 4215617, 5850244, 8431234, 10237927, 16862468, 20475854, 40951708, 71665489, 143330978, 286661956]

約数ペア:

[(1, 286661956), (2, 143330978), (4, 71665489), (7, 40951708), (14, 20475854), (17, 16862468), (28, 10237927), (34, 8431234), (49, 5850244), (68, 4215617), (98, 2925122), (119, 2408924), (196, 1462561), (227, 1262828), (238, 1204462), (379, 756364), (454, 631414), (476, 602231), (758, 378182), (833, 344132), (908, 315707), (1516, 189091), (1589, 180404), (1666, 172066), (2653, 108052), (3178, 90202), (3332, 86033), (3859, 74284), (5306, 54026), (6356, 45101), (6443, 44492), (7718, 37142), (10612, 27013), (11123, 25772), (12886, 22246), (15436, 18571)]