728215527

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{2593}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 1104006400

約数和(自身を除く): 375790873

約数列:

[1, 3, 13, 19, 39, 57, 247, 379, 741, 1137, 2593, 4927, 7201, 7779, 14781, 21603, 33709, 49267, 93613, 101127, 147801, 280839, 640471, 982747, 1921413, 2948241, 12775711, 18672193, 38327133, 56016579, 242738509, 728215527]

約数ペア:

[(1, 728215527), (3, 242738509), (13, 56016579), (19, 38327133), (39, 18672193), (57, 12775711), (247, 2948241), (379, 1921413), (741, 982747), (1137, 640471), (2593, 280839), (4927, 147801), (7201, 101127), (7779, 93613), (14781, 49267), (21603, 33709)]