81738678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{1733}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 187105536

約数和(自身を除く): 105366858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1123, 1733, 2246, 3369, 3466, 5199, 6738, 7861, 10398, 12131, 15722, 23583, 24262, 36393, 47166, 72786, 1946159, 3892318, 5838477, 11676954, 13623113, 27246226, 40869339, 81738678]

約数ペア:

[(1, 81738678), (2, 40869339), (3, 27246226), (6, 13623113), (7, 11676954), (14, 5838477), (21, 3892318), (42, 1946159), (1123, 72786), (1733, 47166), (2246, 36393), (3369, 24262), (3466, 23583), (5199, 15722), (6738, 12131), (7861, 10398)]