73089289

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 93414912

約数和(自身を除く): 20325623

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 1183, 1993, 2821, 5239, 13951, 25909, 36673, 61783, 181363, 336817, 432481, 803179, 2357719, 5622253, 10441327, 73089289]

約数ペア:

[(1, 73089289), (7, 10441327), (13, 5622253), (31, 2357719), (91, 803179), (169, 432481), (217, 336817), (403, 181363), (1183, 61783), (1993, 36673), (2821, 25909), (5239, 13951)]