248879477

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1187}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 316910880

約数和(自身を除く): 68031403

約数列:

[1, 7, 11, 49, 77, 389, 539, 1187, 2723, 4279, 8309, 13057, 19061, 29953, 58163, 91399, 209671, 461743, 639793, 3232201, 5079173, 22625407, 35554211, 248879477]

約数ペア:

[(1, 248879477), (7, 35554211), (11, 22625407), (49, 5079173), (77, 3232201), (389, 639793), (539, 461743), (1187, 209671), (2723, 91399), (4279, 58163), (8309, 29953), (13057, 19061)]