285208539

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4919}}^1$

素因数の和:5191

約数の個数: 32

約数和(自身を含む): 476098560

約数和(自身を除く): 190890021

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1757, 2761, 4919, 5271, 8283, 14757, 19327, 34433, 54109, 57981, 103299, 162327, 378763, 1136289, 1234669, 3704007, 8642683, 13581359, 25928049, 40744077, 95069513, 285208539]

約数ペア:

[(1, 285208539), (3, 95069513), (7, 40744077), (11, 25928049), (21, 13581359), (33, 8642683), (77, 3704007), (231, 1234669), (251, 1136289), (753, 378763), (1757, 162327), (2761, 103299), (4919, 57981), (5271, 54109), (8283, 34433), (14757, 19327)]