214949085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1979}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 371226240

約数和(自身を除く): 156277155

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 557, 1671, 1979, 2785, 5937, 7241, 8355, 9895, 21723, 25727, 29685, 36205, 77181, 108615, 128635, 385905, 1102303, 3306909, 5511515, 14329939, 16534545, 42989817, 71649695, 214949085]

約数ペア:

[(1, 214949085), (3, 71649695), (5, 42989817), (13, 16534545), (15, 14329939), (39, 5511515), (65, 3306909), (195, 1102303), (557, 385905), (1671, 128635), (1979, 108615), (2785, 77181), (5937, 36205), (7241, 29685), (8355, 25727), (9895, 21723)]