2998905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^4$

素因数の和:67

約数の個数: 40

約数和(自身を含む): 5940672

約数和(自身を除く): 2941767

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 169, 195, 273, 455, 507, 845, 1183, 1365, 2197, 2535, 3549, 5915, 6591, 10985, 15379, 17745, 28561, 32955, 46137, 76895, 85683, 142805, 199927, 230685, 428415, 599781, 999635, 2998905]

約数ペア:

[(1, 2998905), (3, 999635), (5, 599781), (7, 428415), (13, 230685), (15, 199927), (21, 142805), (35, 85683), (39, 76895), (65, 46137), (91, 32955), (105, 28561), (169, 17745), (195, 15379), (273, 10985), (455, 6591), (507, 5915), (845, 3549), (1183, 2535), (1365, 2197)]