81804282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 109796358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 109, 167, 214, 218, 321, 327, 334, 501, 642, 654, 749, 763, 1002, 1169, 1498, 1526, 2247, 2289, 2338, 3507, 4494, 4578, 7014, 11663, 17869, 18203, 23326, 34989, 35738, 36406, 53607, 54609, 69978, 81641, 107214, 109218, 125083, 127421, 163282, 244923, 250166, 254842, 375249, 382263, 489846, 750498, 764526, 1947721, 3895442, 5843163, 11686326, 13634047, 27268094, 40902141, 81804282]

約数ペア:

[(1, 81804282), (2, 40902141), (3, 27268094), (6, 13634047), (7, 11686326), (14, 5843163), (21, 3895442), (42, 1947721), (107, 764526), (109, 750498), (167, 489846), (214, 382263), (218, 375249), (321, 254842), (327, 250166), (334, 244923), (501, 163282), (642, 127421), (654, 125083), (749, 109218), (763, 107214), (1002, 81641), (1169, 69978), (1498, 54609), (1526, 53607), (2247, 36406), (2289, 35738), (2338, 34989), (3507, 23326), (4494, 18203), (4578, 17869), (7014, 11663)]