51021201

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 87333120

約数和(自身を除く): 36311919

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 139, 147, 227, 231, 417, 539, 681, 973, 1529, 1589, 1617, 2497, 2919, 4587, 4767, 6811, 7491, 10703, 11123, 17479, 20433, 31553, 32109, 33369, 52437, 74921, 94659, 122353, 220871, 224763, 347083, 367059, 662613, 1041249, 1546097, 2429581, 4638291, 7288743, 17007067, 51021201]

約数ペア:

[(1, 51021201), (3, 17007067), (7, 7288743), (11, 4638291), (21, 2429581), (33, 1546097), (49, 1041249), (77, 662613), (139, 367059), (147, 347083), (227, 224763), (231, 220871), (417, 122353), (539, 94659), (681, 74921), (973, 52437), (1529, 33369), (1589, 32109), (1617, 31553), (2497, 20433), (2919, 17479), (4587, 11123), (4767, 10703), (6811, 7491)]