31981030

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{24413}}^1$

素因数の和:24551

約数の個数: 16

約数和(自身を含む): 58007664

約数和(自身を除く): 26026634

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 24413, 48826, 122065, 244130, 3198103, 6396206, 15990515, 31981030]

約数ペア:

[(1, 31981030), (2, 15990515), (5, 6396206), (10, 3198103), (131, 244130), (262, 122065), (655, 48826), (1310, 24413)]