82551615

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 136325376

約数和(自身を除く): 53773761

約数列:

[1, 3, 5, 15, 43, 129, 131, 215, 393, 645, 655, 977, 1965, 2931, 4885, 5633, 14655, 16899, 28165, 42011, 84495, 126033, 127987, 210055, 383961, 630165, 639935, 1919805, 5503441, 16510323, 27517205, 82551615]

約数ペア:

[(1, 82551615), (3, 27517205), (5, 16510323), (15, 5503441), (43, 1919805), (129, 639935), (131, 630165), (215, 383961), (393, 210055), (645, 127987), (655, 126033), (977, 84495), (1965, 42011), (2931, 28165), (4885, 16899), (5633, 14655)]