264259345

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3083}}^1$

素因数の和:3205

約数の個数: 32

約数和(自身を含む): 378961920

約数和(自身を除く): 114702575

約数列:

[1, 5, 7, 31, 35, 79, 155, 217, 395, 553, 1085, 2449, 2765, 3083, 12245, 15415, 17143, 21581, 85715, 95573, 107905, 243557, 477865, 669011, 1217785, 1704899, 3345055, 7550267, 8524495, 37751335, 52851869, 264259345]

約数ペア:

[(1, 264259345), (5, 52851869), (7, 37751335), (31, 8524495), (35, 7550267), (79, 3345055), (155, 1704899), (217, 1217785), (395, 669011), (553, 477865), (1085, 243557), (2449, 107905), (2765, 95573), (3083, 85715), (12245, 21581), (15415, 17143)]