290145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:89

約数の個数: 24

約数和(自身を含む): 501696

約数和(自身を除く): 211551

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 841, 2001, 2523, 3335, 4205, 10005, 12615, 19343, 58029, 96715, 290145]

約数ペア:

[(1, 290145), (3, 96715), (5, 58029), (15, 19343), (23, 12615), (29, 10005), (69, 4205), (87, 3335), (115, 2523), (145, 2001), (345, 841), (435, 667)]