82781139

素因数分解:

$3^1\times 7^2\times {\mathrm{601}}^1\times {\mathrm{937}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 128746128

約数和(自身を除く): 45964989

約数列:

[1, 3, 7, 21, 49, 147, 601, 937, 1803, 2811, 4207, 6559, 12621, 19677, 29449, 45913, 88347, 137739, 563137, 1689411, 3941959, 11825877, 27593713, 82781139]

約数ペア:

[(1, 82781139), (3, 27593713), (7, 11825877), (21, 3941959), (49, 1689411), (147, 563137), (601, 137739), (937, 88347), (1803, 45913), (2811, 29449), (4207, 19677), (6559, 12621)]