31150834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 59875200

約数和(自身を除く): 28724366

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 43, 86, 143, 149, 187, 221, 286, 298, 374, 442, 473, 559, 731, 946, 1118, 1462, 1639, 1937, 2431, 2533, 3278, 3874, 4862, 5066, 6149, 6407, 8041, 9503, 12298, 12814, 16082, 19006, 21307, 27863, 32929, 42614, 55726, 65858, 70477, 83291, 104533, 108919, 140954, 166582, 209066, 217838, 362219, 724438, 916201, 1198109, 1415947, 1832402, 2396218, 2831894, 15575417, 31150834]

約数ペア:

[(1, 31150834), (2, 15575417), (11, 2831894), (13, 2396218), (17, 1832402), (22, 1415947), (26, 1198109), (34, 916201), (43, 724438), (86, 362219), (143, 217838), (149, 209066), (187, 166582), (221, 140954), (286, 108919), (298, 104533), (374, 83291), (442, 70477), (473, 65858), (559, 55726), (731, 42614), (946, 32929), (1118, 27863), (1462, 21307), (1639, 19006), (1937, 16082), (2431, 12814), (2533, 12298), (3278, 9503), (3874, 8041), (4862, 6407), (5066, 6149)]