1978156965

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4254101}}^1$

素因数の和:4254140

約数の個数: 16

約数和(自身を含む): 3267150336

約数和(自身を除く): 1288993371

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 4254101, 12762303, 21270505, 63811515, 131877131, 395631393, 659385655, 1978156965]

約数ペア:

[(1, 1978156965), (3, 659385655), (5, 395631393), (15, 131877131), (31, 63811515), (93, 21270505), (155, 12762303), (465, 4254101)]