78038919

素因数分解:

$3^2\times 7^2\times {\mathrm{311}}^1\times {\mathrm{569}}^1$

素因数の和:900

約数の個数: 36

約数和(自身を含む): 131779440

約数和(自身を除く): 53740521

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 311, 441, 569, 933, 1707, 2177, 2799, 3983, 5121, 6531, 11949, 15239, 19593, 27881, 35847, 45717, 83643, 137151, 176959, 250929, 530877, 1238713, 1592631, 3716139, 8670991, 11148417, 26012973, 78038919]

約数ペア:

[(1, 78038919), (3, 26012973), (7, 11148417), (9, 8670991), (21, 3716139), (49, 1592631), (63, 1238713), (147, 530877), (311, 250929), (441, 176959), (569, 137151), (933, 83643), (1707, 45717), (2177, 35847), (2799, 27881), (3983, 19593), (5121, 15239), (6531, 11949)]