901781639

素因数分解:

${\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^2$

素因数の和:1538

約数の個数: 12

約数和(自身を含む): 990668952

約数和(自身を除く): 88887313

約数列:

[1, 11, 181, 673, 1991, 7403, 121813, 452929, 1339943, 4982219, 81980149, 901781639]

約数ペア:

[(1, 901781639), (11, 81980149), (181, 4982219), (673, 1339943), (1991, 452929), (7403, 121813)]