20330415

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 40592448

約数和(自身を除く): 20262033

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 233, 277, 315, 699, 831, 1165, 1385, 1631, 1939, 2097, 2493, 3495, 4155, 4893, 5817, 8155, 9695, 10485, 12465, 14679, 17451, 24465, 29085, 64541, 73395, 87255, 193623, 322705, 451787, 580869, 968115, 1355361, 2258935, 2904345, 4066083, 6776805, 20330415]

約数ペア:

[(1, 20330415), (3, 6776805), (5, 4066083), (7, 2904345), (9, 2258935), (15, 1355361), (21, 968115), (35, 580869), (45, 451787), (63, 322705), (105, 193623), (233, 87255), (277, 73395), (315, 64541), (699, 29085), (831, 24465), (1165, 17451), (1385, 14679), (1631, 12465), (1939, 10485), (2097, 9695), (2493, 8155), (3495, 5817), (4155, 4893)]