31307718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401381}}^1$

素因数の和:401399

約数の個数: 16

約数和(自身を含む): 67432176

約数和(自身を除く): 36124458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401381, 802762, 1204143, 2408286, 5217953, 10435906, 15653859, 31307718]

約数ペア:

[(1, 31307718), (2, 15653859), (3, 10435906), (6, 5217953), (13, 2408286), (26, 1204143), (39, 802762), (78, 401381)]