31856085

素因数分解:

$3^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 57972096

約数和(自身を除く): 26116011

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 167, 243, 405, 471, 501, 785, 835, 1215, 1413, 1503, 2355, 2505, 4239, 4509, 7065, 7515, 12717, 13527, 21195, 22545, 26219, 38151, 40581, 63585, 67635, 78657, 131095, 190755, 202905, 235971, 393285, 707913, 1179855, 2123739, 3539565, 6371217, 10618695, 31856085]

約数ペア:

[(1, 31856085), (3, 10618695), (5, 6371217), (9, 3539565), (15, 2123739), (27, 1179855), (45, 707913), (81, 393285), (135, 235971), (157, 202905), (167, 190755), (243, 131095), (405, 78657), (471, 67635), (501, 63585), (785, 40581), (835, 38151), (1215, 26219), (1413, 22545), (1503, 21195), (2355, 13527), (2505, 12717), (4239, 7515), (4509, 7065)]