7890285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 13926528

約数和(自身を除く): 6036243

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 941, 1677, 2795, 2823, 4705, 8385, 12233, 14115, 36699, 40463, 61165, 121389, 183495, 202315, 526019, 606945, 1578057, 2630095, 7890285]

約数ペア:

[(1, 7890285), (3, 2630095), (5, 1578057), (13, 606945), (15, 526019), (39, 202315), (43, 183495), (65, 121389), (129, 61165), (195, 40463), (215, 36699), (559, 14115), (645, 12233), (941, 8385), (1677, 4705), (2795, 2823)]