28359331

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 39062016

約数和(自身を除く): 10702685

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 287, 451, 533, 691, 1001, 3157, 3731, 4837, 5863, 7601, 8983, 28331, 41041, 53207, 62881, 98813, 198317, 311641, 368303, 691691, 2181487, 2578121, 4051333, 28359331]

約数ペア:

[(1, 28359331), (7, 4051333), (11, 2578121), (13, 2181487), (41, 691691), (77, 368303), (91, 311641), (143, 198317), (287, 98813), (451, 62881), (533, 53207), (691, 41041), (1001, 28331), (3157, 8983), (3731, 7601), (4837, 5863)]