1242215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 1663200

約数和(自身を除く): 420985

約数列:

[1, 5, 13, 29, 65, 145, 377, 659, 1885, 3295, 8567, 19111, 42835, 95555, 248443, 1242215]

約数ペア:

[(1, 1242215), (5, 248443), (13, 95555), (29, 42835), (65, 19111), (145, 8567), (377, 3295), (659, 1885)]