173639246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 301999104

約数和(自身を除く): 128359858

約数列:

[1, 2, 11, 22, 31, 43, 62, 86, 191, 341, 382, 473, 682, 946, 961, 1333, 1922, 2101, 2666, 4202, 5921, 8213, 10571, 11842, 14663, 16426, 21142, 29326, 41323, 65131, 82646, 90343, 130262, 180686, 183551, 254603, 367102, 454553, 509206, 909106, 2019061, 2800633, 4038122, 5601266, 7892693, 15785386, 86819623, 173639246]

約数ペア:

[(1, 173639246), (2, 86819623), (11, 15785386), (22, 7892693), (31, 5601266), (43, 4038122), (62, 2800633), (86, 2019061), (191, 909106), (341, 509206), (382, 454553), (473, 367102), (682, 254603), (946, 183551), (961, 180686), (1333, 130262), (1922, 90343), (2101, 82646), (2666, 65131), (4202, 41323), (5921, 29326), (8213, 21142), (10571, 16426), (11842, 14663)]