127998464

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{22727}}^1$

素因数の和:22756

約数の個数: 40

約数和(自身を含む): 279008928

約数和(自身を除く): 151010464

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 22727, 45454, 90908, 181816, 249997, 363632, 499994, 727264, 999988, 1454528, 1999976, 2909056, 3999952, 5818112, 7999904, 11636224, 15999808, 31999616, 63999232, 127998464]

約数ペア:

[(1, 127998464), (2, 63999232), (4, 31999616), (8, 15999808), (11, 11636224), (16, 7999904), (22, 5818112), (32, 3999952), (44, 2909056), (64, 1999976), (88, 1454528), (128, 999988), (176, 727264), (256, 499994), (352, 363632), (512, 249997), (704, 181816), (1408, 90908), (2816, 45454), (5632, 22727)]