261716404

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{4597}}^1$

素因数の和:4975

約数の個数: 24

約数和(自身を含む): 470173088

約数和(自身を除く): 208456684

約数列:

[1, 2, 4, 43, 86, 172, 331, 662, 1324, 4597, 9194, 14233, 18388, 28466, 56932, 197671, 395342, 790684, 1521607, 3043214, 6086428, 65429101, 130858202, 261716404]

約数ペア:

[(1, 261716404), (2, 130858202), (4, 65429101), (43, 6086428), (86, 3043214), (172, 1521607), (331, 790684), (662, 395342), (1324, 197671), (4597, 56932), (9194, 28466), (14233, 18388)]