31135305

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 51004800

約数和(自身を除く): 19869495

約数列:

[1, 3, 5, 15, 109, 137, 139, 327, 411, 417, 545, 685, 695, 1635, 2055, 2085, 14933, 15151, 19043, 44799, 45453, 57129, 74665, 75755, 95215, 223995, 227265, 285645, 2075687, 6227061, 10378435, 31135305]

約数ペア:

[(1, 31135305), (3, 10378435), (5, 6227061), (15, 2075687), (109, 285645), (137, 227265), (139, 223995), (327, 95215), (411, 75755), (417, 74665), (545, 57129), (685, 45453), (695, 44799), (1635, 19043), (2055, 15151), (2085, 14933)]