31354395

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 51363840

約数和(自身を除く): 20009445

約数列:

[1, 3, 5, 15, 109, 127, 151, 327, 381, 453, 545, 635, 755, 1635, 1905, 2265, 13843, 16459, 19177, 41529, 49377, 57531, 69215, 82295, 95885, 207645, 246885, 287655, 2090293, 6270879, 10451465, 31354395]

約数ペア:

[(1, 31354395), (3, 10451465), (5, 6270879), (15, 2090293), (109, 287655), (127, 246885), (151, 207645), (327, 95885), (381, 82295), (453, 69215), (545, 57531), (635, 49377), (755, 41529), (1635, 19177), (1905, 16459), (2265, 13843)]