71506881

素因数分解:

$3^6\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2152

約数の個数: 28

約数和(自身を含む): 109544832

約数和(自身を除く): 38037951

約数列:

[1, 3, 9, 27, 47, 81, 141, 243, 423, 729, 1269, 2087, 3807, 6261, 11421, 18783, 34263, 56349, 98089, 169047, 294267, 507141, 882801, 1521423, 2648403, 7945209, 23835627, 71506881]

約数ペア:

[(1, 71506881), (3, 23835627), (9, 7945209), (27, 2648403), (47, 1521423), (81, 882801), (141, 507141), (243, 294267), (423, 169047), (729, 98089), (1269, 56349), (2087, 34263), (3807, 18783), (6261, 11421)]