20111925

素因数分解:

$3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{1171}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 33425440

約数和(自身を除く): 13313515

約数列:

[1, 3, 5, 15, 25, 75, 229, 687, 1145, 1171, 3435, 3513, 5725, 5855, 17175, 17565, 29275, 87825, 268159, 804477, 1340795, 4022385, 6703975, 20111925]

約数ペア:

[(1, 20111925), (3, 6703975), (5, 4022385), (15, 1340795), (25, 804477), (75, 268159), (229, 87825), (687, 29275), (1145, 17565), (1171, 17175), (3435, 5855), (3513, 5725)]