1214129518

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{440221}}^1$

素因数の和:440427

約数の個数: 16

約数和(自身を含む): 2091934944

約数和(自身を除く): 877805426

約数列:

[1, 2, 7, 14, 197, 394, 1379, 2758, 440221, 880442, 3081547, 6163094, 86723537, 173447074, 607064759, 1214129518]

約数ペア:

[(1, 1214129518), (2, 607064759), (7, 173447074), (14, 86723537), (197, 6163094), (394, 3081547), (1379, 880442), (2758, 440221)]