68994009

素因数分解:

$3^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1670

約数の個数: 36

約数和(自身を含む): 117152100

約数和(自身を除く): 48158091

約数列:

[1, 3, 7, 9, 21, 49, 63, 101, 147, 303, 441, 707, 909, 1549, 2121, 4647, 4949, 6363, 10843, 13941, 14847, 32529, 44541, 75901, 97587, 156449, 227703, 469347, 683109, 1095143, 1408041, 3285429, 7666001, 9856287, 22998003, 68994009]

約数ペア:

[(1, 68994009), (3, 22998003), (7, 9856287), (9, 7666001), (21, 3285429), (49, 1408041), (63, 1095143), (101, 683109), (147, 469347), (303, 227703), (441, 156449), (707, 97587), (909, 75901), (1549, 44541), (2121, 32529), (4647, 14847), (4949, 13941), (6363, 10843)]