413475813

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{215689}}^1$

素因数の和:215769

約数の個数: 16

約数和(自身を含む): 621187200

約数和(自身を除く): 207711387

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 215689, 647067, 1941201, 5823603, 15313919, 45941757, 137825271, 413475813]

約数ペア:

[(1, 413475813), (3, 137825271), (9, 45941757), (27, 15313919), (71, 5823603), (213, 1941201), (639, 647067), (1917, 215689)]