28292691

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3083}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 47370240

約数和(自身を除く): 19077549

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 3083, 9177, 9249, 21581, 58577, 64743, 70909, 175731, 212727, 410039, 496363, 1230117, 1347271, 1489089, 4041813, 9430897, 28292691]

約数ペア:

[(1, 28292691), (3, 9430897), (7, 4041813), (19, 1489089), (21, 1347271), (23, 1230117), (57, 496363), (69, 410039), (133, 212727), (161, 175731), (399, 70909), (437, 64743), (483, 58577), (1311, 21581), (3059, 9249), (3083, 9177)]