68016417

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 106977024

約数和(自身を除く): 38960607

約数列:

[1, 3, 7, 21, 41, 123, 197, 287, 401, 591, 861, 1203, 1379, 2807, 4137, 8077, 8421, 16441, 24231, 49323, 56539, 78997, 115087, 169617, 236991, 345261, 552979, 1658937, 3238877, 9716631, 22672139, 68016417]

約数ペア:

[(1, 68016417), (3, 22672139), (7, 9716631), (21, 3238877), (41, 1658937), (123, 552979), (197, 345261), (287, 236991), (401, 169617), (591, 115087), (861, 78997), (1203, 56539), (1379, 49323), (2807, 24231), (4137, 16441), (8077, 8421)]