1221445078

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{980293}}^1$

素因数の和:980391

約数の個数: 16

約数和(自身を含む): 2117435040

約数和(自身を除く): 895989962

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 980293, 1960586, 6862051, 13724102, 87246077, 174492154, 610722539, 1221445078]

約数ペア:

[(1, 1221445078), (2, 610722539), (7, 174492154), (14, 87246077), (89, 13724102), (178, 6862051), (623, 1960586), (1246, 980293)]