7178145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 12507264

約数和(自身を除く): 5329119

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 281, 393, 655, 843, 1405, 1703, 1965, 3653, 4215, 5109, 8515, 10959, 18265, 25545, 36811, 54795, 110433, 184055, 478543, 552165, 1435629, 2392715, 7178145]

約数ペア:

[(1, 7178145), (3, 2392715), (5, 1435629), (13, 552165), (15, 478543), (39, 184055), (65, 110433), (131, 54795), (195, 36811), (281, 25545), (393, 18265), (655, 10959), (843, 8515), (1405, 5109), (1703, 4215), (1965, 3653)]