131138145

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{317}}^2$

素因数の和:674

約数の個数: 36

約数和(自身を含む): 235888380

約数和(自身を除く): 104750235

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 317, 435, 951, 1305, 1585, 2853, 4755, 9193, 14265, 27579, 45965, 82737, 100489, 137895, 301467, 413685, 502445, 904401, 1507335, 2914181, 4522005, 8742543, 14570905, 26227629, 43712715, 131138145]

約数ペア:

[(1, 131138145), (3, 43712715), (5, 26227629), (9, 14570905), (15, 8742543), (29, 4522005), (45, 2914181), (87, 1507335), (145, 904401), (261, 502445), (317, 413685), (435, 301467), (951, 137895), (1305, 100489), (1585, 82737), (2853, 45965), (4755, 27579), (9193, 14265)]