26783708

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 55770624

約数和(自身を除く): 28986916

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 103, 148, 206, 251, 259, 412, 502, 518, 721, 1004, 1036, 1442, 1757, 2884, 3514, 3811, 7028, 7622, 9287, 15244, 18574, 25853, 26677, 37148, 51706, 53354, 65009, 103412, 106708, 130018, 180971, 260036, 361942, 723884, 956561, 1913122, 3826244, 6695927, 13391854, 26783708]

約数ペア:

[(1, 26783708), (2, 13391854), (4, 6695927), (7, 3826244), (14, 1913122), (28, 956561), (37, 723884), (74, 361942), (103, 260036), (148, 180971), (206, 130018), (251, 106708), (259, 103412), (412, 65009), (502, 53354), (518, 51706), (721, 37148), (1004, 26677), (1036, 25853), (1442, 18574), (1757, 15244), (2884, 9287), (3514, 7622), (3811, 7028)]