8331918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 20528640

約数和(自身を除く): 12196722

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 53, 57, 106, 114, 133, 159, 197, 266, 318, 371, 394, 399, 591, 742, 798, 1007, 1113, 1182, 1379, 2014, 2226, 2758, 3021, 3743, 4137, 6042, 7049, 7486, 8274, 10441, 11229, 14098, 20882, 21147, 22458, 26201, 31323, 42294, 52402, 62646, 73087, 78603, 146174, 157206, 198379, 219261, 396758, 438522, 595137, 1190274, 1388653, 2777306, 4165959, 8331918]

約数ペア:

[(1, 8331918), (2, 4165959), (3, 2777306), (6, 1388653), (7, 1190274), (14, 595137), (19, 438522), (21, 396758), (38, 219261), (42, 198379), (53, 157206), (57, 146174), (106, 78603), (114, 73087), (133, 62646), (159, 52402), (197, 42294), (266, 31323), (318, 26201), (371, 22458), (394, 21147), (399, 20882), (591, 14098), (742, 11229), (798, 10441), (1007, 8274), (1113, 7486), (1182, 7049), (1379, 6042), (2014, 4137), (2226, 3743), (2758, 3021)]