31397274

素因数分解:

$2^1\times 3^3\times {\mathrm{229}}^1\times {\mathrm{2539}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 70104000

約数和(自身を除く): 38706726

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 229, 458, 687, 1374, 2061, 2539, 4122, 5078, 6183, 7617, 12366, 15234, 22851, 45702, 68553, 137106, 581431, 1162862, 1744293, 3488586, 5232879, 10465758, 15698637, 31397274]

約数ペア:

[(1, 31397274), (2, 15698637), (3, 10465758), (6, 5232879), (9, 3488586), (18, 1744293), (27, 1162862), (54, 581431), (229, 137106), (458, 68553), (687, 45702), (1374, 22851), (2061, 15234), (2539, 12366), (4122, 7617), (5078, 6183)]