38988369

素因数分解:

$3^2\times 7^2\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:650

約数の個数: 36

約数和(自身を含む): 65978640

約数和(自身を除く): 26990271

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 211, 419, 441, 633, 1257, 1477, 1899, 2933, 3771, 4431, 8799, 10339, 13293, 20531, 26397, 31017, 61593, 88409, 93051, 184779, 265227, 618863, 795681, 1856589, 4332041, 5569767, 12996123, 38988369]

約数ペア:

[(1, 38988369), (3, 12996123), (7, 5569767), (9, 4332041), (21, 1856589), (49, 795681), (63, 618863), (147, 265227), (211, 184779), (419, 93051), (441, 88409), (633, 61593), (1257, 31017), (1477, 26397), (1899, 20531), (2933, 13293), (3771, 10339), (4431, 8799)]