890994087

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{827}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 1365762816

約数和(自身を除く): 474768729

約数列:

[1, 3, 9, 27, 47, 81, 141, 283, 423, 827, 849, 1269, 2481, 2547, 3807, 7443, 7641, 13301, 22329, 22923, 38869, 39903, 66987, 116607, 119709, 234041, 349821, 359127, 702123, 1049463, 1077381, 2106369, 3148389, 6319107, 10999927, 18957321, 32999781, 98999343, 296998029, 890994087]

約数ペア:

[(1, 890994087), (3, 296998029), (9, 98999343), (27, 32999781), (47, 18957321), (81, 10999927), (141, 6319107), (283, 3148389), (423, 2106369), (827, 1077381), (849, 1049463), (1269, 702123), (2481, 359127), (2547, 349821), (3807, 234041), (7443, 119709), (7641, 116607), (13301, 66987), (22329, 39903), (22923, 38869)]