1880971521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{367}}^1\times {\mathrm{919}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 2973911040

約数和(自身を除く): 1092939519

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 367, 429, 507, 919, 1101, 1859, 2757, 4037, 4771, 5577, 10109, 11947, 12111, 14313, 30327, 35841, 52481, 62023, 131417, 155311, 157443, 186069, 337273, 394251, 465933, 682253, 1011819, 1708421, 2046759, 3710003, 4384549, 5125263, 11130009, 13153647, 48230039, 56999137, 144690117, 170997411, 626990507, 1880971521]

約数ペア:

[(1, 1880971521), (3, 626990507), (11, 170997411), (13, 144690117), (33, 56999137), (39, 48230039), (143, 13153647), (169, 11130009), (367, 5125263), (429, 4384549), (507, 3710003), (919, 2046759), (1101, 1708421), (1859, 1011819), (2757, 682253), (4037, 465933), (4771, 394251), (5577, 337273), (10109, 186069), (11947, 157443), (12111, 155311), (14313, 131417), (30327, 62023), (35841, 52481)]