291220149

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6571}}^1$

素因数の和:6681

約数の個数: 32

約数和(自身を含む): 454256640

約数和(自身を除く): 163036491

約数列:

[1, 3, 11, 17, 33, 51, 79, 187, 237, 561, 869, 1343, 2607, 4029, 6571, 14773, 19713, 44319, 72281, 111707, 216843, 335121, 519109, 1228777, 1557327, 3686331, 5710199, 8824853, 17130597, 26474559, 97073383, 291220149]

約数ペア:

[(1, 291220149), (3, 97073383), (11, 26474559), (17, 17130597), (33, 8824853), (51, 5710199), (79, 3686331), (187, 1557327), (237, 1228777), (561, 519109), (869, 335121), (1343, 216843), (2607, 111707), (4029, 72281), (6571, 44319), (14773, 19713)]