156793161

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1\times {\mathrm{541}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 246492928

約数和(自身を除く): 89699767

約数列:

[1, 3, 7, 21, 37, 111, 259, 373, 541, 777, 1119, 1623, 2611, 3787, 7833, 11361, 13801, 20017, 41403, 60051, 96607, 140119, 201793, 289821, 420357, 605379, 1412551, 4237653, 7466341, 22399023, 52264387, 156793161]

約数ペア:

[(1, 156793161), (3, 52264387), (7, 22399023), (21, 7466341), (37, 4237653), (111, 1412551), (259, 605379), (373, 420357), (541, 289821), (777, 201793), (1119, 140119), (1623, 96607), (2611, 60051), (3787, 41403), (7833, 20017), (11361, 13801)]