70905891

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 118195200

約数和(自身を除く): 47289309

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 371, 399, 479, 931, 1007, 1113, 1437, 2597, 2793, 3021, 3353, 7049, 7791, 9101, 10059, 21147, 23471, 25387, 27303, 49343, 63707, 70413, 76161, 148029, 177709, 191121, 445949, 482353, 533127, 1243963, 1337847, 1447059, 3376471, 3731889, 10129413, 23635297, 70905891]

約数ペア:

[(1, 70905891), (3, 23635297), (7, 10129413), (19, 3731889), (21, 3376471), (49, 1447059), (53, 1337847), (57, 1243963), (133, 533127), (147, 482353), (159, 445949), (371, 191121), (399, 177709), (479, 148029), (931, 76161), (1007, 70413), (1113, 63707), (1437, 49343), (2597, 27303), (2793, 25387), (3021, 23471), (3353, 21147), (7049, 10059), (7791, 9101)]