217730772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{864011}}^1$

素因数の和:864028

約数の個数: 36

約数和(自身を含む): 629000736

約数和(自身を除く): 411269964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 864011, 1728022, 2592033, 3456044, 5184066, 6048077, 7776099, 10368132, 12096154, 15552198, 18144231, 24192308, 31104396, 36288462, 54432693, 72576924, 108865386, 217730772]

約数ペア:

[(1, 217730772), (2, 108865386), (3, 72576924), (4, 54432693), (6, 36288462), (7, 31104396), (9, 24192308), (12, 18144231), (14, 15552198), (18, 12096154), (21, 10368132), (28, 7776099), (36, 6048077), (42, 5184066), (63, 3456044), (84, 2592033), (126, 1728022), (252, 864011)]