2166395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 3442176

約数和(自身を除く): 1275781

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 331, 385, 595, 935, 1309, 1655, 2317, 3641, 5627, 6545, 11585, 18205, 25487, 28135, 39389, 61897, 127435, 196945, 309485, 433279, 2166395]

約数ペア:

[(1, 2166395), (5, 433279), (7, 309485), (11, 196945), (17, 127435), (35, 61897), (55, 39389), (77, 28135), (85, 25487), (119, 18205), (187, 11585), (331, 6545), (385, 5627), (595, 3641), (935, 2317), (1309, 1655)]