421830448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{6521}}^1$

素因数の和:6853

約数の個数: 40

約数和(自身を含む): 883130976

約数和(自身を除く): 461300528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1244, 2488, 4043, 4976, 6521, 8086, 13042, 16172, 26084, 32344, 52168, 64688, 84773, 104336, 169546, 339092, 678184, 1356368, 2028031, 4056062, 8112124, 16224248, 26364403, 32448496, 52728806, 105457612, 210915224, 421830448]

約数ペア:

[(1, 421830448), (2, 210915224), (4, 105457612), (8, 52728806), (13, 32448496), (16, 26364403), (26, 16224248), (52, 8112124), (104, 4056062), (208, 2028031), (311, 1356368), (622, 678184), (1244, 339092), (2488, 169546), (4043, 104336), (4976, 84773), (6521, 64688), (8086, 52168), (13042, 32344), (16172, 26084)]