81144238

素因数分解:

$2^1\times 7^1\times {\mathrm{1453}}^1\times {\mathrm{3989}}^1$

素因数の和:5451

約数の個数: 16

約数和(自身を含む): 139235040

約数和(自身を除く): 58090802

約数列:

[1, 2, 7, 14, 1453, 2906, 3989, 7978, 10171, 20342, 27923, 55846, 5796017, 11592034, 40572119, 81144238]

約数ペア:

[(1, 81144238), (2, 40572119), (7, 11592034), (14, 5796017), (1453, 55846), (2906, 27923), (3989, 20342), (7978, 10171)]