155531265

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 252425856

約数和(自身を除く): 96894591

約数列:

[1, 3, 5, 15, 157, 211, 313, 471, 633, 785, 939, 1055, 1565, 2355, 3165, 4695, 33127, 49141, 66043, 99381, 147423, 165635, 198129, 245705, 330215, 496905, 737115, 990645, 10368751, 31106253, 51843755, 155531265]

約数ペア:

[(1, 155531265), (3, 51843755), (5, 31106253), (15, 10368751), (157, 990645), (211, 737115), (313, 496905), (471, 330215), (633, 245705), (785, 198129), (939, 165635), (1055, 147423), (1565, 99381), (2355, 66043), (3165, 49141), (4695, 33127)]