81139462

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{68879}}^1$

素因数の和:68931

約数の個数: 16

約数和(自身を含む): 132249600

約数和(自身を除く): 51110138

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 68879, 137758, 1308701, 2135249, 2617402, 4270498, 40569731, 81139462]

約数ペア:

[(1, 81139462), (2, 40569731), (19, 4270498), (31, 2617402), (38, 2135249), (62, 1308701), (589, 137758), (1178, 68879)]