9990224

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:303

約数の個数: 40

約数和(自身を含む): 20160168

約数和(自身を除く): 10169944

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 157, 164, 194, 314, 328, 388, 628, 656, 776, 1256, 1552, 2512, 3977, 6437, 7954, 12874, 15229, 15908, 25748, 30458, 31816, 51496, 60916, 63632, 102992, 121832, 243664, 624389, 1248778, 2497556, 4995112, 9990224]

約数ペア:

[(1, 9990224), (2, 4995112), (4, 2497556), (8, 1248778), (16, 624389), (41, 243664), (82, 121832), (97, 102992), (157, 63632), (164, 60916), (194, 51496), (314, 31816), (328, 30458), (388, 25748), (628, 15908), (656, 15229), (776, 12874), (1256, 7954), (1552, 6437), (2512, 3977)]