1049778891

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{21839}}^1$

素因数の和:21968

約数の個数: 36

約数和(自身を含む): 1780178400

約数和(自身を除く): 730399509

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 2289, 5341, 6867, 16023, 21839, 48069, 65517, 152873, 196551, 458619, 1070111, 1375857, 2380451, 3210333, 7141353, 9630999, 16663157, 21424059, 49989471, 116642099, 149968413, 349926297, 1049778891]

約数ペア:

[(1, 1049778891), (3, 349926297), (7, 149968413), (9, 116642099), (21, 49989471), (49, 21424059), (63, 16663157), (109, 9630999), (147, 7141353), (327, 3210333), (441, 2380451), (763, 1375857), (981, 1070111), (2289, 458619), (5341, 196551), (6867, 152873), (16023, 65517), (21839, 48069)]