28613697

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3191}}^1$

素因数の和:3269

約数の個数: 24

約数和(自身を含む): 45122112

約数和(自身を除く): 16508415

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 3191, 8967, 9573, 22337, 67011, 156359, 194651, 469077, 583953, 1362557, 4087671, 9537899, 28613697]

約数ペア:

[(1, 28613697), (3, 9537899), (7, 4087671), (21, 1362557), (49, 583953), (61, 469077), (147, 194651), (183, 156359), (427, 67011), (1281, 22337), (2989, 9573), (3191, 8967)]