20200299

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 31987200

約数和(自身を除く): 11786901

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 293, 343, 469, 879, 1029, 1407, 2051, 3283, 6153, 9849, 14357, 19631, 22981, 43071, 58893, 68943, 100499, 137417, 301497, 412251, 961919, 2885757, 6733433, 20200299]

約数ペア:

[(1, 20200299), (3, 6733433), (7, 2885757), (21, 961919), (49, 412251), (67, 301497), (147, 137417), (201, 100499), (293, 68943), (343, 58893), (469, 43071), (879, 22981), (1029, 19631), (1407, 14357), (2051, 9849), (3283, 6153)]