81863757

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{73951}}^1$

素因数の和:74001

約数の個数: 16

約数和(自身を含む): 124239360

約数和(自身を除く): 42375603

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 73951, 221853, 665559, 1996677, 3031991, 9095973, 27287919, 81863757]

約数ペア:

[(1, 81863757), (3, 27287919), (9, 9095973), (27, 3031991), (41, 1996677), (123, 665559), (369, 221853), (1107, 73951)]