78210972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{310361}}^1$

素因数の和:310378

約数の個数: 36

約数和(自身を含む): 225943536

約数和(自身を除く): 147732564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 310361, 620722, 931083, 1241444, 1862166, 2172527, 2793249, 3724332, 4345054, 5586498, 6517581, 8690108, 11172996, 13035162, 19552743, 26070324, 39105486, 78210972]

約数ペア:

[(1, 78210972), (2, 39105486), (3, 26070324), (4, 19552743), (6, 13035162), (7, 11172996), (9, 8690108), (12, 6517581), (14, 5586498), (18, 4345054), (21, 3724332), (28, 2793249), (36, 2172527), (42, 1862166), (63, 1241444), (84, 931083), (126, 620722), (252, 310361)]