8127105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 16381440

約数和(自身を除く): 8254335

約数列:

[1, 3, 5, 7, 15, 17, 21, 29, 35, 51, 85, 87, 105, 119, 145, 157, 203, 255, 357, 435, 471, 493, 595, 609, 785, 1015, 1099, 1479, 1785, 2355, 2465, 2669, 3045, 3297, 3451, 4553, 5495, 7395, 8007, 10353, 13345, 13659, 16485, 17255, 18683, 22765, 31871, 40035, 51765, 56049, 68295, 77401, 93415, 95613, 159355, 232203, 280245, 387005, 478065, 541807, 1161015, 1625421, 2709035, 8127105]

約数ペア:

[(1, 8127105), (3, 2709035), (5, 1625421), (7, 1161015), (15, 541807), (17, 478065), (21, 387005), (29, 280245), (35, 232203), (51, 159355), (85, 95613), (87, 93415), (105, 77401), (119, 68295), (145, 56049), (157, 51765), (203, 40035), (255, 31871), (357, 22765), (435, 18683), (471, 17255), (493, 16485), (595, 13659), (609, 13345), (785, 10353), (1015, 8007), (1099, 7395), (1479, 5495), (1785, 4553), (2355, 3451), (2465, 3297), (2669, 3045)]