213671416

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 484128000

約数和(自身を除く): 270456584

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 409, 491, 532, 818, 982, 1064, 1636, 1964, 2863, 3272, 3437, 3928, 5726, 6874, 7771, 9329, 11452, 13748, 15542, 18658, 22904, 27496, 31084, 37316, 54397, 62168, 65303, 74632, 108794, 130606, 200819, 217588, 261212, 401638, 435176, 522424, 803276, 1405733, 1606552, 2811466, 3815561, 5622932, 7631122, 11245864, 15262244, 26708927, 30524488, 53417854, 106835708, 213671416]

約数ペア:

[(1, 213671416), (2, 106835708), (4, 53417854), (7, 30524488), (8, 26708927), (14, 15262244), (19, 11245864), (28, 7631122), (38, 5622932), (56, 3815561), (76, 2811466), (133, 1606552), (152, 1405733), (266, 803276), (409, 522424), (491, 435176), (532, 401638), (818, 261212), (982, 217588), (1064, 200819), (1636, 130606), (1964, 108794), (2863, 74632), (3272, 65303), (3437, 62168), (3928, 54397), (5726, 37316), (6874, 31084), (7771, 27496), (9329, 22904), (11452, 18658), (13748, 15542)]