68909438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 115153920

約数和(自身を除く): 46244482

約数列:

[1, 2, 13, 26, 41, 82, 127, 254, 509, 533, 1018, 1066, 1651, 3302, 5207, 6617, 10414, 13234, 20869, 41738, 64643, 67691, 129286, 135382, 271297, 542594, 840359, 1680718, 2650363, 5300726, 34454719, 68909438]

約数ペア:

[(1, 68909438), (2, 34454719), (13, 5300726), (26, 2650363), (41, 1680718), (82, 840359), (127, 542594), (254, 271297), (509, 135382), (533, 129286), (1018, 67691), (1066, 64643), (1651, 41738), (3302, 20869), (5207, 13234), (6617, 10414)]