207670869

素因数分解:

$3^2\times 7^2\times {\mathrm{443}}^1\times {\mathrm{1063}}^1$

素因数の和:1526

約数の個数: 36

約数和(自身を含む): 350060256

約数和(自身を除く): 142389387

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 443, 1063, 1329, 3101, 3189, 3987, 7441, 9303, 9567, 21707, 22323, 27909, 52087, 65121, 66969, 156261, 195363, 468783, 470909, 1412727, 3296363, 4238181, 9889089, 23074541, 29667267, 69223623, 207670869]

約数ペア:

[(1, 207670869), (3, 69223623), (7, 29667267), (9, 23074541), (21, 9889089), (49, 4238181), (63, 3296363), (147, 1412727), (441, 470909), (443, 468783), (1063, 195363), (1329, 156261), (3101, 66969), (3189, 65121), (3987, 52087), (7441, 27909), (9303, 22323), (9567, 21707)]