15979756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 32514048

約数和(自身を除く): 16534292

約数列:

[1, 2, 4, 13, 23, 26, 31, 46, 52, 62, 92, 124, 299, 403, 431, 598, 713, 806, 862, 1196, 1426, 1612, 1724, 2852, 5603, 9269, 9913, 11206, 13361, 18538, 19826, 22412, 26722, 37076, 39652, 53444, 128869, 173693, 257738, 307303, 347386, 515476, 614606, 694772, 1229212, 3994939, 7989878, 15979756]

約数ペア:

[(1, 15979756), (2, 7989878), (4, 3994939), (13, 1229212), (23, 694772), (26, 614606), (31, 515476), (46, 347386), (52, 307303), (62, 257738), (92, 173693), (124, 128869), (299, 53444), (403, 39652), (431, 37076), (598, 26722), (713, 22412), (806, 19826), (862, 18538), (1196, 13361), (1426, 11206), (1612, 9913), (1724, 9269), (2852, 5603)]