20140911

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 36

約数和(自身を含む): 34234200

約数和(自身を除く): 14093289

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 419, 441, 763, 981, 1257, 2289, 2933, 3771, 5341, 6867, 8799, 16023, 20531, 26397, 45671, 48069, 61593, 137013, 184779, 319697, 411039, 959091, 2237879, 2877273, 6713637, 20140911]

約数ペア:

[(1, 20140911), (3, 6713637), (7, 2877273), (9, 2237879), (21, 959091), (49, 411039), (63, 319697), (109, 184779), (147, 137013), (327, 61593), (419, 48069), (441, 45671), (763, 26397), (981, 20531), (1257, 16023), (2289, 8799), (2933, 6867), (3771, 5341)]