258388478

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{30593}}^1$

素因数の和:30739

約数の個数: 16

約数和(自身を含む): 400903776

約数和(自身を除く): 142515298

約数列:

[1, 2, 41, 82, 103, 206, 4223, 8446, 30593, 61186, 1254313, 2508626, 3151079, 6302158, 129194239, 258388478]

約数ペア:

[(1, 258388478), (2, 129194239), (41, 6302158), (82, 3151079), (103, 2508626), (206, 1254313), (4223, 61186), (8446, 30593)]