268565758

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 424764000

約数和(自身を除く): 156198242

約数列:

[1, 2, 37, 59, 74, 118, 137, 274, 449, 898, 2183, 4366, 5069, 8083, 10138, 16166, 16613, 26491, 33226, 52982, 61513, 123026, 299071, 598142, 980167, 1960334, 2275981, 3629267, 4551962, 7258534, 134282879, 268565758]

約数ペア:

[(1, 268565758), (2, 134282879), (37, 7258534), (59, 4551962), (74, 3629267), (118, 2275981), (137, 1960334), (274, 980167), (449, 598142), (898, 299071), (2183, 123026), (4366, 61513), (5069, 52982), (8083, 33226), (10138, 26491), (16166, 16613)]