71378517

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 111741952

約数和(自身を除く): 40363435

約数列:

[1, 3, 7, 21, 67, 97, 201, 291, 469, 523, 679, 1407, 1569, 2037, 3661, 6499, 10983, 19497, 35041, 45493, 50731, 105123, 136479, 152193, 245287, 355117, 735861, 1065351, 3398977, 10196931, 23792839, 71378517]

約数ペア:

[(1, 71378517), (3, 23792839), (7, 10196931), (21, 3398977), (67, 1065351), (97, 735861), (201, 355117), (291, 245287), (469, 152193), (523, 136479), (679, 105123), (1407, 50731), (1569, 45493), (2037, 35041), (3661, 19497), (6499, 10983)]