40903779

素因数分解:

$3^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 64307200

約数和(自身を除く): 23403421

約数列:

[1, 3, 7, 21, 49, 127, 147, 313, 343, 381, 889, 939, 1029, 2191, 2667, 6223, 6573, 15337, 18669, 39751, 43561, 46011, 107359, 119253, 130683, 278257, 322077, 834771, 1947799, 5843397, 13634593, 40903779]

約数ペア:

[(1, 40903779), (3, 13634593), (7, 5843397), (21, 1947799), (49, 834771), (127, 322077), (147, 278257), (313, 130683), (343, 119253), (381, 107359), (889, 46011), (939, 43561), (1029, 39751), (2191, 18669), (2667, 15337), (6223, 6573)]