66643305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{6661}}^1$

素因数の和:6721

約数の個数: 32

約数和(自身を含む): 115119360

約数和(自身を除く): 48476055

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 6661, 10005, 19983, 33305, 99915, 153203, 193169, 459609, 579507, 766015, 965845, 2298045, 2897535, 4442887, 13328661, 22214435, 66643305]

約数ペア:

[(1, 66643305), (3, 22214435), (5, 13328661), (15, 4442887), (23, 2897535), (29, 2298045), (69, 965845), (87, 766015), (115, 579507), (145, 459609), (345, 193169), (435, 153203), (667, 99915), (2001, 33305), (3335, 19983), (6661, 10005)]