25099905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 42799104

約数和(自身を除く): 17699199

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 257, 383, 771, 1149, 1285, 1915, 3855, 4369, 5745, 6511, 13107, 19533, 21845, 32555, 65535, 97665, 98431, 295293, 492155, 1476465, 1673327, 5019981, 8366635, 25099905]

約数ペア:

[(1, 25099905), (3, 8366635), (5, 5019981), (15, 1673327), (17, 1476465), (51, 492155), (85, 295293), (255, 98431), (257, 97665), (383, 65535), (771, 32555), (1149, 21845), (1285, 19533), (1915, 13107), (3855, 6511), (4369, 5745)]