127892905

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 183202560

約数和(自身を除く): 55309655

約数列:

[1, 5, 7, 35, 37, 61, 185, 259, 305, 427, 1295, 1619, 2135, 2257, 8095, 11285, 11333, 15799, 56665, 59903, 78995, 98759, 299515, 419321, 493795, 691313, 2096605, 3456565, 3654083, 18270415, 25578581, 127892905]

約数ペア:

[(1, 127892905), (5, 25578581), (7, 18270415), (35, 3654083), (37, 3456565), (61, 2096605), (185, 691313), (259, 493795), (305, 419321), (427, 299515), (1295, 98759), (1619, 78995), (2135, 59903), (2257, 56665), (8095, 15799), (11285, 11333)]