54278705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49121}}^1$

素因数の和:49156

約数の個数: 16

約数和(自身を含む): 74272464

約数和(自身を除く): 19993759

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 49121, 245605, 638573, 835057, 3192865, 4175285, 10855741, 54278705]

約数ペア:

[(1, 54278705), (5, 10855741), (13, 4175285), (17, 3192865), (65, 835057), (85, 638573), (221, 245605), (1105, 49121)]