78103683

素因数分解:

$3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1149

約数の個数: 40

約数和(自身を含む): 134435840

約数和(自身を除く): 56332157

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 139, 189, 417, 567, 973, 991, 1251, 2919, 2973, 3753, 6937, 8757, 8919, 11259, 20811, 26271, 26757, 62433, 78813, 80271, 137749, 187299, 413247, 561897, 964243, 1239741, 2892729, 3719223, 8678187, 11157669, 26034561, 78103683]

約数ペア:

[(1, 78103683), (3, 26034561), (7, 11157669), (9, 8678187), (21, 3719223), (27, 2892729), (63, 1239741), (81, 964243), (139, 561897), (189, 413247), (417, 187299), (567, 137749), (973, 80271), (991, 78813), (1251, 62433), (2919, 26757), (2973, 26271), (3753, 20811), (6937, 11259), (8757, 8919)]