27990705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{98213}}^1$

素因数の和:98240

約数の個数: 16

約数和(自身を含む): 47142720

約数和(自身を除く): 19152015

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 98213, 294639, 491065, 1473195, 1866047, 5598141, 9330235, 27990705]

約数ペア:

[(1, 27990705), (3, 9330235), (5, 5598141), (15, 1866047), (19, 1473195), (57, 491065), (95, 294639), (285, 98213)]