121831215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{4703}}^1$

素因数の和:4879

約数の個数: 32

約数和(自身を含む): 214050816

約数和(自身を除く): 92219601

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 471, 785, 1727, 2355, 4703, 5181, 8635, 14109, 23515, 25905, 51733, 70545, 155199, 258665, 738371, 775995, 2215113, 3691855, 8122081, 11075565, 24366243, 40610405, 121831215]

約数ペア:

[(1, 121831215), (3, 40610405), (5, 24366243), (11, 11075565), (15, 8122081), (33, 3691855), (55, 2215113), (157, 775995), (165, 738371), (471, 258665), (785, 155199), (1727, 70545), (2355, 51733), (4703, 25905), (5181, 23515), (8635, 14109)]