2015399673

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1\times {\mathrm{1699}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 3507712000

約数和(自身を除く): 1492312327

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 991, 1197, 1699, 2973, 5097, 6937, 8919, 11893, 15291, 18829, 20811, 32281, 35679, 56487, 62433, 96843, 107037, 131803, 169461, 225967, 290529, 395409, 677901, 1186227, 1683709, 2033703, 5051127, 11785963, 15153381, 31990471, 35357889, 95971413, 106073667, 223933297, 287914239, 671799891, 2015399673]

約数ペア:

[(1, 2015399673), (3, 671799891), (7, 287914239), (9, 223933297), (19, 106073667), (21, 95971413), (57, 35357889), (63, 31990471), (133, 15153381), (171, 11785963), (399, 5051127), (991, 2033703), (1197, 1683709), (1699, 1186227), (2973, 677901), (5097, 395409), (6937, 290529), (8919, 225967), (11893, 169461), (15291, 131803), (18829, 107037), (20811, 96843), (32281, 62433), (35679, 56487)]