28548195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 49460544

約数和(自身を除く): 20912349

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 521, 843, 1405, 1563, 2605, 3653, 4215, 6773, 7815, 10959, 18265, 20319, 33865, 54795, 101595, 146401, 439203, 732005, 1903213, 2196015, 5709639, 9516065, 28548195]

約数ペア:

[(1, 28548195), (3, 9516065), (5, 5709639), (13, 2196015), (15, 1903213), (39, 732005), (65, 439203), (195, 146401), (281, 101595), (521, 54795), (843, 33865), (1405, 20319), (1563, 18265), (2605, 10959), (3653, 7815), (4215, 6773)]