67985421

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^2$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 106502592

約数和(自身を除く): 38517171

約数列:

[1, 3, 7, 21, 41, 123, 281, 287, 843, 861, 1967, 5901, 11521, 34563, 78961, 80647, 236883, 241941, 552727, 1658181, 3237401, 9712203, 22661807, 67985421]

約数ペア:

[(1, 67985421), (3, 22661807), (7, 9712203), (21, 3237401), (41, 1658181), (123, 552727), (281, 241941), (287, 236883), (843, 80647), (861, 78961), (1967, 34563), (5901, 11521)]