25709505

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 42581376

約数和(自身を除く): 16871871

約数列:

[1, 3, 5, 15, 53, 73, 159, 219, 265, 365, 443, 795, 1095, 1329, 2215, 3869, 6645, 11607, 19345, 23479, 32339, 58035, 70437, 97017, 117395, 161695, 352185, 485085, 1713967, 5141901, 8569835, 25709505]

約数ペア:

[(1, 25709505), (3, 8569835), (5, 5141901), (15, 1713967), (53, 485085), (73, 352185), (159, 161695), (219, 117395), (265, 97017), (365, 70437), (443, 58035), (795, 32339), (1095, 23479), (1329, 19345), (2215, 11607), (3869, 6645)]