28311458

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 21869662

約数列:

[1, 2, 7, 14, 43, 86, 131, 262, 301, 359, 602, 718, 917, 1834, 2513, 5026, 5633, 11266, 15437, 30874, 39431, 47029, 78862, 94058, 108059, 216118, 329203, 658406, 2022247, 4044494, 14155729, 28311458]

約数ペア:

[(1, 28311458), (2, 14155729), (7, 4044494), (14, 2022247), (43, 658406), (86, 329203), (131, 216118), (262, 108059), (301, 94058), (359, 78862), (602, 47029), (718, 39431), (917, 30874), (1834, 15437), (2513, 11266), (5026, 5633)]