389623059

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 691441920

約数和(自身を除く): 301818861

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 107, 147, 161, 207, 321, 359, 441, 483, 749, 963, 1077, 1127, 1449, 2247, 2461, 2513, 3231, 3381, 5243, 6741, 7383, 7539, 8257, 10143, 15729, 17227, 17591, 22149, 22617, 24771, 38413, 47187, 51681, 52773, 57799, 74313, 115239, 120589, 155043, 158319, 173397, 268891, 345717, 361767, 404593, 520191, 806673, 883499, 1085301, 1213779, 1882237, 2420019, 2650497, 3641337, 5646711, 6184493, 7951491, 16940133, 18553479, 43291451, 55660437, 129874353, 389623059]

約数ペア:

[(1, 389623059), (3, 129874353), (7, 55660437), (9, 43291451), (21, 18553479), (23, 16940133), (49, 7951491), (63, 6184493), (69, 5646711), (107, 3641337), (147, 2650497), (161, 2420019), (207, 1882237), (321, 1213779), (359, 1085301), (441, 883499), (483, 806673), (749, 520191), (963, 404593), (1077, 361767), (1127, 345717), (1449, 268891), (2247, 173397), (2461, 158319), (2513, 155043), (3231, 120589), (3381, 115239), (5243, 74313), (6741, 57799), (7383, 52773), (7539, 51681), (8257, 47187), (10143, 38413), (15729, 24771), (17227, 22617), (17591, 22149)]