28489448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4643}}^1$

素因数の和:4721

約数の個数: 32

約数和(自身を含む): 58514400

約数和(自身を除く): 30024952

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 4643, 6136, 9286, 18572, 37144, 60359, 120718, 241436, 273937, 482872, 547874, 1095748, 2191496, 3561181, 7122362, 14244724, 28489448]

約数ペア:

[(1, 28489448), (2, 14244724), (4, 7122362), (8, 3561181), (13, 2191496), (26, 1095748), (52, 547874), (59, 482872), (104, 273937), (118, 241436), (236, 120718), (472, 60359), (767, 37144), (1534, 18572), (3068, 9286), (4643, 6136)]