40905249

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 71015616

約数和(自身を除く): 30110367

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 451, 539, 617, 861, 1353, 1617, 1851, 2009, 3157, 4319, 6027, 6787, 9471, 12957, 20361, 22099, 25297, 30233, 47509, 66297, 75891, 90699, 142527, 177079, 278267, 332563, 531237, 834801, 997689, 1239553, 1947869, 3718659, 5843607, 13635083, 40905249]

約数ペア:

[(1, 40905249), (3, 13635083), (7, 5843607), (11, 3718659), (21, 1947869), (33, 1239553), (41, 997689), (49, 834801), (77, 531237), (123, 332563), (147, 278267), (231, 177079), (287, 142527), (451, 90699), (539, 75891), (617, 66297), (861, 47509), (1353, 30233), (1617, 25297), (1851, 22099), (2009, 20361), (3157, 12957), (4319, 9471), (6027, 6787)]