890651475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13151}}^1$

素因数の和:13217

約数の個数: 72

約数和(自身を含む): 1865690112

約数和(自身を除く): 975038637

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 903, 1075, 1505, 1575, 1935, 2709, 3225, 4515, 7525, 9675, 13151, 13545, 22575, 39453, 65755, 67725, 92057, 118359, 197265, 276171, 328775, 460285, 565493, 591795, 828513, 986325, 1380855, 1696479, 2301425, 2827465, 2958975, 3958451, 4142565, 5089437, 6904275, 8482395, 11875353, 14137325, 19792255, 20712825, 25447185, 35626059, 42411975, 59376765, 98961275, 127235925, 178130295, 296883825, 890651475]

約数ペア:

[(1, 890651475), (3, 296883825), (5, 178130295), (7, 127235925), (9, 98961275), (15, 59376765), (21, 42411975), (25, 35626059), (35, 25447185), (43, 20712825), (45, 19792255), (63, 14137325), (75, 11875353), (105, 8482395), (129, 6904275), (175, 5089437), (215, 4142565), (225, 3958451), (301, 2958975), (315, 2827465), (387, 2301425), (525, 1696479), (645, 1380855), (903, 986325), (1075, 828513), (1505, 591795), (1575, 565493), (1935, 460285), (2709, 328775), (3225, 276171), (4515, 197265), (7525, 118359), (9675, 92057), (13151, 67725), (13545, 65755), (22575, 39453)]