157025421

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{37201}}^1$

素因数の和:37281

約数の個数: 24

約数和(自身を含む): 263092544

約数和(自身を除く): 106067123

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 37201, 111603, 260407, 334809, 781221, 2343663, 2492467, 7477401, 17447269, 22432203, 52341807, 157025421]

約数ペア:

[(1, 157025421), (3, 52341807), (7, 22432203), (9, 17447269), (21, 7477401), (63, 2492467), (67, 2343663), (201, 781221), (469, 334809), (603, 260407), (1407, 111603), (4221, 37201)]