205744965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{9721}}^1$

素因数の和:9829

約数の個数: 32

約数和(自身を含む): 352791936

約数和(自身を除く): 147046971

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 1245, 1411, 4233, 7055, 9721, 21165, 29163, 48605, 145815, 165257, 495771, 806843, 826285, 2420529, 2478855, 4034215, 12102645, 13716331, 41148993, 68581655, 205744965]

約数ペア:

[(1, 205744965), (3, 68581655), (5, 41148993), (15, 13716331), (17, 12102645), (51, 4034215), (83, 2478855), (85, 2420529), (249, 826285), (255, 806843), (415, 495771), (1245, 165257), (1411, 145815), (4233, 48605), (7055, 29163), (9721, 21165)]