251012556

素因数分解:

$2^2\times 3^2\times {\mathrm{6972571}}^1$

素因数の和:6972581

約数の個数: 18

約数和(自身を含む): 634504052

約数和(自身を除く): 383491496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 6972571, 13945142, 20917713, 27890284, 41835426, 62753139, 83670852, 125506278, 251012556]

約数ペア:

[(1, 251012556), (2, 125506278), (3, 83670852), (4, 62753139), (6, 41835426), (9, 27890284), (12, 20917713), (18, 13945142), (36, 6972571)]