668372012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2170039}}^1$

素因数の和:2170061

約数の個数: 24

約数和(自身を含む): 1458266880

約数和(自身を除く): 789894868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2170039, 4340078, 8680156, 15190273, 23870429, 30380546, 47740858, 60761092, 95481716, 167093003, 334186006, 668372012]

約数ペア:

[(1, 668372012), (2, 334186006), (4, 167093003), (7, 95481716), (11, 60761092), (14, 47740858), (22, 30380546), (28, 23870429), (44, 15190273), (77, 8680156), (154, 4340078), (308, 2170039)]