331789212

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1117}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 865993856

約数和(自身を除く): 534204644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 223, 333, 444, 446, 666, 669, 892, 1117, 1332, 1338, 2007, 2234, 2676, 3351, 4014, 4468, 6702, 8028, 8251, 10053, 13404, 16502, 20106, 24753, 33004, 40212, 41329, 49506, 74259, 82658, 99012, 123987, 148518, 165316, 247974, 249091, 297036, 371961, 495948, 498182, 743922, 747273, 996364, 1487844, 1494546, 2241819, 2989092, 4483638, 8967276, 9216367, 18432734, 27649101, 36865468, 55298202, 82947303, 110596404, 165894606, 331789212]

約数ペア:

[(1, 331789212), (2, 165894606), (3, 110596404), (4, 82947303), (6, 55298202), (9, 36865468), (12, 27649101), (18, 18432734), (36, 9216367), (37, 8967276), (74, 4483638), (111, 2989092), (148, 2241819), (222, 1494546), (223, 1487844), (333, 996364), (444, 747273), (446, 743922), (666, 498182), (669, 495948), (892, 371961), (1117, 297036), (1332, 249091), (1338, 247974), (2007, 165316), (2234, 148518), (2676, 123987), (3351, 99012), (4014, 82658), (4468, 74259), (6702, 49506), (8028, 41329), (8251, 40212), (10053, 33004), (13404, 24753), (16502, 20106)]