161303793

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2447}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 255062016

約数和(自身を除く): 93758223

約数列:

[1, 3, 7, 21, 43, 73, 129, 219, 301, 511, 903, 1533, 2447, 3139, 7341, 9417, 17129, 21973, 51387, 65919, 105221, 178631, 315663, 535893, 736547, 1250417, 2209641, 3751251, 7681133, 23043399, 53767931, 161303793]

約数ペア:

[(1, 161303793), (3, 53767931), (7, 23043399), (21, 7681133), (43, 3751251), (73, 2209641), (129, 1250417), (219, 736547), (301, 535893), (511, 315663), (903, 178631), (1533, 105221), (2447, 65919), (3139, 51387), (7341, 21973), (9417, 17129)]