2668215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 4732416

約数和(自身を除く): 2064201

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 157, 165, 309, 471, 515, 785, 1133, 1545, 1727, 2355, 3399, 5181, 5665, 8635, 16171, 16995, 25905, 48513, 80855, 177881, 242565, 533643, 889405, 2668215]

約数ペア:

[(1, 2668215), (3, 889405), (5, 533643), (11, 242565), (15, 177881), (33, 80855), (55, 48513), (103, 25905), (157, 16995), (165, 16171), (309, 8635), (471, 5665), (515, 5181), (785, 3399), (1133, 2355), (1545, 1727)]