1213105936

素因数分解:

$2^4\times 7^3\times {\mathrm{221047}}^1$

素因数の和:221076

約数の個数: 40

約数和(自身を含む): 2740995200

約数和(自身を除く): 1527889264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 221047, 442094, 884188, 1547329, 1768376, 3094658, 3536752, 6189316, 10831303, 12378632, 21662606, 24757264, 43325212, 75819121, 86650424, 151638242, 173300848, 303276484, 606552968, 1213105936]

約数ペア:

[(1, 1213105936), (2, 606552968), (4, 303276484), (7, 173300848), (8, 151638242), (14, 86650424), (16, 75819121), (28, 43325212), (49, 24757264), (56, 21662606), (98, 12378632), (112, 10831303), (196, 6189316), (343, 3536752), (392, 3094658), (686, 1768376), (784, 1547329), (1372, 884188), (2744, 442094), (5488, 221047)]