3934395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 7469280

約数和(自身を除く): 3534885

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 139, 153, 185, 255, 333, 417, 555, 629, 695, 765, 1251, 1665, 1887, 2085, 2363, 3145, 5143, 5661, 6255, 7089, 9435, 11815, 15429, 21267, 25715, 28305, 35445, 46287, 77145, 87431, 106335, 231435, 262293, 437155, 786879, 1311465, 3934395]

約数ペア:

[(1, 3934395), (3, 1311465), (5, 786879), (9, 437155), (15, 262293), (17, 231435), (37, 106335), (45, 87431), (51, 77145), (85, 46287), (111, 35445), (139, 28305), (153, 25715), (185, 21267), (255, 15429), (333, 11815), (417, 9435), (555, 7089), (629, 6255), (695, 5661), (765, 5143), (1251, 3145), (1665, 2363), (1887, 2085)]