156931115402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{19719919}}^1$

素因数の和:19720117

約数の個数: 16

約数和(自身を含む): 247051157760

約数和(自身を除く): 90120042358

約数列:

[1, 2, 23, 46, 173, 346, 3979, 7958, 19719919, 39439838, 453558137, 907116274, 3411545987, 6823091974, 78465557701, 156931115402]

約数ペア:

[(1, 156931115402), (2, 78465557701), (23, 6823091974), (46, 3411545987), (173, 907116274), (346, 453558137), (3979, 39439838), (7958, 19719919)]