209548245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17099}}^1$

素因数の和:17169

約数の個数: 32

約数和(自身を含む): 361152000

約数和(自身を除く): 151603755

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 4085, 12255, 17099, 51297, 85495, 256485, 324881, 735257, 974643, 1624405, 2205771, 3676285, 4873215, 11028855, 13969883, 41909649, 69849415, 209548245]

約数ペア:

[(1, 209548245), (3, 69849415), (5, 41909649), (15, 13969883), (19, 11028855), (43, 4873215), (57, 3676285), (95, 2205771), (129, 1624405), (215, 974643), (285, 735257), (645, 324881), (817, 256485), (2451, 85495), (4085, 51297), (12255, 17099)]