78072015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6949}}^1$

素因数の和:7071

約数の個数: 32

約数和(自身を含む): 144115200

約数和(自身を除く): 66043185

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 321, 535, 749, 1605, 2247, 3745, 6949, 11235, 20847, 34745, 48643, 104235, 145929, 243215, 729645, 743543, 2230629, 3717715, 5204801, 11153145, 15614403, 26024005, 78072015]

約数ペア:

[(1, 78072015), (3, 26024005), (5, 15614403), (7, 11153145), (15, 5204801), (21, 3717715), (35, 2230629), (105, 743543), (107, 729645), (321, 243215), (535, 145929), (749, 104235), (1605, 48643), (2247, 34745), (3745, 20847), (6949, 11235)]