1520406489

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{631}}^1\times {\mathrm{641}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 2337085440

約数和(自身を除く): 816678951

約数列:

[1, 3, 7, 21, 179, 537, 631, 641, 1253, 1893, 1923, 3759, 4417, 4487, 13251, 13461, 112949, 114739, 338847, 344217, 404471, 790643, 803173, 1213413, 2371929, 2409519, 2831297, 8493891, 72400309, 217200927, 506802163, 1520406489]

約数ペア:

[(1, 1520406489), (3, 506802163), (7, 217200927), (21, 72400309), (179, 8493891), (537, 2831297), (631, 2409519), (641, 2371929), (1253, 1213413), (1893, 803173), (1923, 790643), (3759, 404471), (4417, 344217), (4487, 338847), (13251, 114739), (13461, 112949)]