1248159605

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1709}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 1908852480

約数和(自身を除く): 660692875

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 271, 385, 539, 1355, 1709, 1897, 2695, 2981, 8545, 9485, 11963, 13279, 14905, 18799, 20867, 59815, 66395, 83741, 93995, 104335, 131593, 146069, 418705, 463139, 657965, 730345, 921151, 2315695, 3241973, 4605755, 5094529, 16209865, 22693811, 25472645, 35661703, 113469055, 178308515, 249631921, 1248159605]

約数ペア:

[(1, 1248159605), (5, 249631921), (7, 178308515), (11, 113469055), (35, 35661703), (49, 25472645), (55, 22693811), (77, 16209865), (245, 5094529), (271, 4605755), (385, 3241973), (539, 2315695), (1355, 921151), (1709, 730345), (1897, 657965), (2695, 463139), (2981, 418705), (8545, 146069), (9485, 131593), (11963, 104335), (13279, 93995), (14905, 83741), (18799, 66395), (20867, 59815)]