308575267

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 434294784

約数和(自身を除く): 125719517

約数列:

[1, 7, 11, 13, 43, 67, 77, 91, 107, 143, 301, 469, 473, 559, 737, 749, 871, 1001, 1177, 1391, 2881, 3311, 3913, 4601, 5159, 6097, 6149, 7169, 8239, 9581, 9737, 15301, 20167, 31691, 32207, 37453, 43043, 50183, 50611, 59813, 67067, 78859, 93197, 107107, 221837, 262171, 308267, 354277, 411983, 418691, 552013, 652379, 657943, 1025167, 2157869, 2883881, 3390937, 4007471, 4605601, 7176169, 23736559, 28052297, 44082181, 308575267]

約数ペア:

[(1, 308575267), (7, 44082181), (11, 28052297), (13, 23736559), (43, 7176169), (67, 4605601), (77, 4007471), (91, 3390937), (107, 2883881), (143, 2157869), (301, 1025167), (469, 657943), (473, 652379), (559, 552013), (737, 418691), (749, 411983), (871, 354277), (1001, 308267), (1177, 262171), (1391, 221837), (2881, 107107), (3311, 93197), (3913, 78859), (4601, 67067), (5159, 59813), (6097, 50611), (6149, 50183), (7169, 43043), (8239, 37453), (9581, 32207), (9737, 31691), (15301, 20167)]