131878005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{26723}}^1$

素因数の和:26785

約数の個数: 32

約数和(自身を含む): 246288384

約数和(自身を除く): 114410379

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 26723, 80169, 133615, 187061, 400845, 561183, 935305, 1255981, 2805915, 3767943, 6279905, 8791867, 18839715, 26375601, 43959335, 131878005]

約数ペア:

[(1, 131878005), (3, 43959335), (5, 26375601), (7, 18839715), (15, 8791867), (21, 6279905), (35, 3767943), (47, 2805915), (105, 1255981), (141, 935305), (235, 561183), (329, 400845), (705, 187061), (987, 133615), (1645, 80169), (4935, 26723)]