201521398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{27583}}^1$

素因数の和:27879

約数の個数: 16

約数和(自身を含む): 326704896

約数和(自身を除く): 125183498

約数列:

[1, 2, 13, 26, 281, 562, 3653, 7306, 27583, 55166, 358579, 717158, 7750823, 15501646, 100760699, 201521398]

約数ペア:

[(1, 201521398), (2, 100760699), (13, 15501646), (26, 7750823), (281, 717158), (562, 358579), (3653, 55166), (7306, 27583)]