78218487

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 120821760

約数和(自身を除く): 42603273

約数列:

[1, 3, 9, 27, 31, 93, 113, 279, 339, 827, 837, 1017, 2481, 3051, 3503, 7443, 10509, 22329, 25637, 31527, 76911, 93451, 94581, 230733, 280353, 692199, 841059, 2523177, 2896981, 8690943, 26072829, 78218487]

約数ペア:

[(1, 78218487), (3, 26072829), (9, 8690943), (27, 2896981), (31, 2523177), (93, 841059), (113, 692199), (279, 280353), (339, 230733), (827, 94581), (837, 93451), (1017, 76911), (2481, 31527), (3051, 25637), (3503, 22329), (7443, 10509)]