217316138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269623}}^1$

素因数の和:269669

約数の個数: 16

約数和(自身を含む): 362374656

約数和(自身を除く): 145058518

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 269623, 539246, 3505099, 7010198, 8358313, 16716626, 108658069, 217316138]

約数ペア:

[(1, 217316138), (2, 108658069), (13, 16716626), (26, 8358313), (31, 7010198), (62, 3505099), (403, 539246), (806, 269623)]