128420152

素因数分解:

$2^3\times 7^1\times {\mathrm{941}}^1\times {\mathrm{2437}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 275591520

約数和(自身を除く): 147171368

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 941, 1882, 2437, 3764, 4874, 6587, 7528, 9748, 13174, 17059, 19496, 26348, 34118, 52696, 68236, 136472, 2293217, 4586434, 9172868, 16052519, 18345736, 32105038, 64210076, 128420152]

約数ペア:

[(1, 128420152), (2, 64210076), (4, 32105038), (7, 18345736), (8, 16052519), (14, 9172868), (28, 4586434), (56, 2293217), (941, 136472), (1882, 68236), (2437, 52696), (3764, 34118), (4874, 26348), (6587, 19496), (7528, 17059), (9748, 13174)]