25990671

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1549}}^1$

素因数の和:1623

約数の個数: 32

約数和(自身を含む): 42854400

約数和(自身を除く): 16863729

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 799, 987, 1549, 2397, 4647, 5593, 10843, 16779, 26333, 32529, 72803, 78999, 184331, 218409, 509621, 552993, 1237651, 1528863, 3712953, 8663557, 25990671]

約数ペア:

[(1, 25990671), (3, 8663557), (7, 3712953), (17, 1528863), (21, 1237651), (47, 552993), (51, 509621), (119, 218409), (141, 184331), (329, 78999), (357, 72803), (799, 32529), (987, 26333), (1549, 16779), (2397, 10843), (4647, 5593)]