4228287

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 6842880

約数和(自身を除く): 2614593

約数列:

[1, 3, 7, 21, 29, 53, 87, 131, 159, 203, 371, 393, 609, 917, 1113, 1537, 2751, 3799, 4611, 6943, 10759, 11397, 20829, 26593, 32277, 48601, 79779, 145803, 201347, 604041, 1409429, 4228287]

約数ペア:

[(1, 4228287), (3, 1409429), (7, 604041), (21, 201347), (29, 145803), (53, 79779), (87, 48601), (131, 32277), (159, 26593), (203, 20829), (371, 11397), (393, 10759), (609, 6943), (917, 4611), (1113, 3799), (1537, 2751)]