289773368

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{2711}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 562360320

約数和(自身を除く): 272586952

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 431, 862, 1724, 2711, 3448, 5422, 10844, 13361, 21688, 26722, 53444, 84041, 106888, 168082, 336164, 672328, 1168441, 2336882, 4673764, 9347528, 36221671, 72443342, 144886684, 289773368]

約数ペア:

[(1, 289773368), (2, 144886684), (4, 72443342), (8, 36221671), (31, 9347528), (62, 4673764), (124, 2336882), (248, 1168441), (431, 672328), (862, 336164), (1724, 168082), (2711, 106888), (3448, 84041), (5422, 53444), (10844, 26722), (13361, 21688)]