204516987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 297665280

約数和(自身を除く): 93148293

約数列:

[1, 3, 17, 43, 51, 129, 179, 521, 537, 731, 1563, 2193, 3043, 7697, 8857, 9129, 22403, 23091, 26571, 67209, 93259, 130849, 279777, 380851, 392547, 1142553, 1585403, 4010137, 4756209, 12030411, 68172329, 204516987]

約数ペア:

[(1, 204516987), (3, 68172329), (17, 12030411), (43, 4756209), (51, 4010137), (129, 1585403), (179, 1142553), (521, 392547), (537, 380851), (731, 279777), (1563, 130849), (2193, 93259), (3043, 67209), (7697, 26571), (8857, 23091), (9129, 22403)]