139152304

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{280549}}^1$

素因数の和:280588

約数の個数: 20

約数和(自身を含む): 278305600

約数和(自身を除く): 139153296

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 280549, 561098, 1122196, 2244392, 4488784, 8697019, 17394038, 34788076, 69576152, 139152304]

約数ペア:

[(1, 139152304), (2, 69576152), (4, 34788076), (8, 17394038), (16, 8697019), (31, 4488784), (62, 2244392), (124, 1122196), (248, 561098), (496, 280549)]