261007826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{146141}}^1$

素因数の和:146209

約数の個数: 16

約数和(自身を含む): 420888960

約数和(自身を除く): 159881134

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 146141, 292282, 2776679, 5553358, 6868627, 13737254, 130503913, 261007826]

約数ペア:

[(1, 261007826), (2, 130503913), (19, 13737254), (38, 6868627), (47, 5553358), (94, 2776679), (893, 292282), (1786, 146141)]