212177511

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4391}}^1$

素因数の和:4476

約数の個数: 48

約数和(自身を含む): 383685120

約数和(自身を除く): 171507609

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 273, 413, 531, 767, 819, 1239, 2301, 3717, 4391, 5369, 6903, 13173, 16107, 30737, 39519, 48321, 57083, 92211, 171249, 259069, 276633, 399581, 513747, 777207, 1198743, 1813483, 2331621, 3367897, 3596229, 5440449, 10103691, 16321347, 23575279, 30311073, 70725837, 212177511]

約数ペア:

[(1, 212177511), (3, 70725837), (7, 30311073), (9, 23575279), (13, 16321347), (21, 10103691), (39, 5440449), (59, 3596229), (63, 3367897), (91, 2331621), (117, 1813483), (177, 1198743), (273, 777207), (413, 513747), (531, 399581), (767, 276633), (819, 259069), (1239, 171249), (2301, 92211), (3717, 57083), (4391, 48321), (5369, 39519), (6903, 30737), (13173, 16107)]