40042065

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 75218112

約数和(自身を除く): 35176047

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 157, 245, 347, 471, 735, 785, 1041, 1099, 1735, 2355, 2429, 3297, 5205, 5495, 7287, 7693, 12145, 16485, 17003, 23079, 36435, 38465, 51009, 54479, 85015, 115395, 163437, 255045, 272395, 381353, 817185, 1144059, 1906765, 2669471, 5720295, 8008413, 13347355, 40042065]

約数ペア:

[(1, 40042065), (3, 13347355), (5, 8008413), (7, 5720295), (15, 2669471), (21, 1906765), (35, 1144059), (49, 817185), (105, 381353), (147, 272395), (157, 255045), (245, 163437), (347, 115395), (471, 85015), (735, 54479), (785, 51009), (1041, 38465), (1099, 36435), (1735, 23079), (2355, 17003), (2429, 16485), (3297, 12145), (5205, 7693), (5495, 7287)]