1282203910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{138917}}^1$

素因数の和:139008

約数の個数: 32

約数和(自身を含む): 2520528192

約数和(自身を除く): 1238324282

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 138917, 277834, 694585, 1389170, 1805921, 3611842, 9029605, 9863107, 18059210, 19726214, 49315535, 98631070, 128220391, 256440782, 641101955, 1282203910]

約数ペア:

[(1, 1282203910), (2, 641101955), (5, 256440782), (10, 128220391), (13, 98631070), (26, 49315535), (65, 19726214), (71, 18059210), (130, 9863107), (142, 9029605), (355, 3611842), (710, 1805921), (923, 1389170), (1846, 694585), (4615, 277834), (9230, 138917)]