860894788

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 1737445920

約数和(自身を除く): 876551132

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 97, 169, 194, 247, 338, 388, 494, 676, 691, 988, 1261, 1382, 1843, 2522, 2764, 3211, 3686, 5044, 6422, 7372, 8983, 12844, 13129, 16393, 17966, 23959, 26258, 32786, 35932, 47918, 52516, 65572, 67027, 95836, 116779, 134054, 170677, 233558, 268108, 311467, 341354, 467116, 622934, 682708, 871351, 1245868, 1273513, 1742702, 2218801, 2547026, 3485404, 4437602, 5094052, 8875204, 11327563, 16555669, 22655126, 33111338, 45310252, 66222676, 215223697, 430447394, 860894788]

約数ペア:

[(1, 860894788), (2, 430447394), (4, 215223697), (13, 66222676), (19, 45310252), (26, 33111338), (38, 22655126), (52, 16555669), (76, 11327563), (97, 8875204), (169, 5094052), (194, 4437602), (247, 3485404), (338, 2547026), (388, 2218801), (494, 1742702), (676, 1273513), (691, 1245868), (988, 871351), (1261, 682708), (1382, 622934), (1843, 467116), (2522, 341354), (2764, 311467), (3211, 268108), (3686, 233558), (5044, 170677), (6422, 134054), (7372, 116779), (8983, 95836), (12844, 67027), (13129, 65572), (16393, 52516), (17966, 47918), (23959, 35932), (26258, 32786)]