387297333

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{521}}^1\times {\mathrm{547}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 565246656

約数和(自身を除く): 177949323

約数列:

[1, 3, 9, 151, 453, 521, 547, 1359, 1563, 1641, 4689, 4923, 78671, 82597, 236013, 247791, 284987, 708039, 743373, 854961, 2564883, 43033037, 129099111, 387297333]

約数ペア:

[(1, 387297333), (3, 129099111), (9, 43033037), (151, 2564883), (453, 854961), (521, 743373), (547, 708039), (1359, 284987), (1563, 247791), (1641, 236013), (4689, 82597), (4923, 78671)]