31904971

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 41333760

約数和(自身を除く): 9428789

約数列:

[1, 7, 17, 19, 103, 119, 133, 137, 323, 721, 959, 1751, 1957, 2261, 2329, 2603, 12257, 13699, 14111, 16303, 18221, 33269, 44251, 98777, 232883, 239887, 268109, 309757, 1679209, 1876763, 4557853, 31904971]

約数ペア:

[(1, 31904971), (7, 4557853), (17, 1876763), (19, 1679209), (103, 309757), (119, 268109), (133, 239887), (137, 232883), (323, 98777), (721, 44251), (959, 33269), (1751, 18221), (1957, 16303), (2261, 14111), (2329, 13699), (2603, 12257)]