397741345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{28099}}^1$

素因数の和:28272

約数の個数: 16

約数和(自身を含む): 505800000

約数和(自身を除く): 108058655

約数列:

[1, 5, 19, 95, 149, 745, 2831, 14155, 28099, 140495, 533881, 2669405, 4186751, 20933755, 79548269, 397741345]

約数ペア:

[(1, 397741345), (5, 79548269), (19, 20933755), (95, 4186751), (149, 2669405), (745, 533881), (2831, 140495), (14155, 28099)]