131317356

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{254491}}^1$

素因数の和:254541

約数の個数: 24

約数和(自身を含む): 313534144

約数和(自身を除く): 182216788

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 254491, 508982, 763473, 1017964, 1526946, 3053892, 10943113, 21886226, 32829339, 43772452, 65658678, 131317356]

約数ペア:

[(1, 131317356), (2, 65658678), (3, 43772452), (4, 32829339), (6, 21886226), (12, 10943113), (43, 3053892), (86, 1526946), (129, 1017964), (172, 763473), (258, 508982), (516, 254491)]