209485441

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 251475840

約数和(自身を除く): 41990399

約数列:

[1, 11, 17, 41, 89, 187, 307, 451, 697, 979, 1513, 3377, 3649, 5219, 7667, 12587, 16643, 27323, 40139, 57409, 62033, 138457, 213979, 300553, 464491, 682363, 1120243, 2353769, 5109401, 12322673, 19044131, 209485441]

約数ペア:

[(1, 209485441), (11, 19044131), (17, 12322673), (41, 5109401), (89, 2353769), (187, 1120243), (307, 682363), (451, 464491), (697, 300553), (979, 213979), (1513, 138457), (3377, 62033), (3649, 57409), (5219, 40139), (7667, 27323), (12587, 16643)]