206723145

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 359853120

約数和(自身を除く): 153129975

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 289, 645, 731, 867, 1109, 1445, 2193, 3327, 3655, 4335, 5545, 10965, 12427, 16635, 18853, 37281, 47687, 56559, 62135, 94265, 143061, 186405, 238435, 282795, 320501, 715305, 810679, 961503, 1602505, 2432037, 4053395, 4807515, 12160185, 13781543, 41344629, 68907715, 206723145]

約数ペア:

[(1, 206723145), (3, 68907715), (5, 41344629), (15, 13781543), (17, 12160185), (43, 4807515), (51, 4053395), (85, 2432037), (129, 1602505), (215, 961503), (255, 810679), (289, 715305), (645, 320501), (731, 282795), (867, 238435), (1109, 186405), (1445, 143061), (2193, 94265), (3327, 62135), (3655, 56559), (4335, 47687), (5545, 37281), (10965, 18853), (12427, 16635)]