68580465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2053}}^1$

素因数の和:2209

約数の個数: 32

約数和(自身を含む): 117127296

約数和(自身を除く): 48546831

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1965, 2053, 2227, 6159, 6681, 10265, 11135, 30795, 33405, 34901, 104703, 174505, 268943, 523515, 806829, 1344715, 4034145, 4572031, 13716093, 22860155, 68580465]

約数ペア:

[(1, 68580465), (3, 22860155), (5, 13716093), (15, 4572031), (17, 4034145), (51, 1344715), (85, 806829), (131, 523515), (255, 268943), (393, 174505), (655, 104703), (1965, 34901), (2053, 33405), (2227, 30795), (6159, 11135), (6681, 10265)]