290955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 566784

約数和(自身を除く): 275829

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 163, 255, 357, 489, 595, 815, 1141, 1785, 2445, 2771, 3423, 5705, 8313, 13855, 17115, 19397, 41565, 58191, 96985, 290955]

約数ペア:

[(1, 290955), (3, 96985), (5, 58191), (7, 41565), (15, 19397), (17, 17115), (21, 13855), (35, 8313), (51, 5705), (85, 3423), (105, 2771), (119, 2445), (163, 1785), (255, 1141), (357, 815), (489, 595)]