1285671751

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{4817}}^1$

素因数の和:5263

約数の個数: 24

約数和(自身を含む): 1614800880

約数和(自身を除く): 329129129

約数列:

[1, 7, 13, 49, 91, 419, 637, 2933, 4817, 5447, 20531, 33719, 38129, 62621, 236033, 266903, 438347, 2018323, 3068429, 14128261, 26238199, 98897827, 183667393, 1285671751]

約数ペア:

[(1, 1285671751), (7, 183667393), (13, 98897827), (49, 26238199), (91, 14128261), (419, 3068429), (637, 2018323), (2933, 438347), (4817, 266903), (5447, 236033), (20531, 62621), (33719, 38129)]