71778357

素因数分解:

$3^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{1877}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 118749696

約数和(自身を除く): 46971339

約数列:

[1, 3, 7, 9, 21, 63, 607, 1821, 1877, 4249, 5463, 5631, 12747, 13139, 16893, 38241, 39417, 118251, 1139339, 3418017, 7975373, 10254051, 23926119, 71778357]

約数ペア:

[(1, 71778357), (3, 23926119), (7, 10254051), (9, 7975373), (21, 3418017), (63, 1139339), (607, 118251), (1821, 39417), (1877, 38241), (4249, 16893), (5463, 13139), (5631, 12747)]