27778784

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1563

約数の個数: 48

約数和(自身を含む): 60827760

約数和(自身を除く): 33048976

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 1166, 1489, 1696, 2332, 2978, 4664, 5956, 9328, 11912, 16379, 18656, 23824, 32758, 47648, 65516, 78917, 131032, 157834, 262064, 315668, 524128, 631336, 868087, 1262672, 1736174, 2525344, 3472348, 6944696, 13889392, 27778784]

約数ペア:

[(1, 27778784), (2, 13889392), (4, 6944696), (8, 3472348), (11, 2525344), (16, 1736174), (22, 1262672), (32, 868087), (44, 631336), (53, 524128), (88, 315668), (106, 262064), (176, 157834), (212, 131032), (352, 78917), (424, 65516), (583, 47648), (848, 32758), (1166, 23824), (1489, 18656), (1696, 16379), (2332, 11912), (2978, 9328), (4664, 5956)]