1641728

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 54

約数和(自身を含む): 3670002

約数和(自身を除く): 2028274

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 106, 121, 128, 176, 212, 242, 256, 352, 424, 484, 583, 704, 848, 968, 1166, 1408, 1696, 1936, 2332, 2816, 3392, 3872, 4664, 6413, 6784, 7744, 9328, 12826, 13568, 15488, 18656, 25652, 30976, 37312, 51304, 74624, 102608, 149248, 205216, 410432, 820864, 1641728]

約数ペア:

[(1, 1641728), (2, 820864), (4, 410432), (8, 205216), (11, 149248), (16, 102608), (22, 74624), (32, 51304), (44, 37312), (53, 30976), (64, 25652), (88, 18656), (106, 15488), (121, 13568), (128, 12826), (176, 9328), (212, 7744), (242, 6784), (256, 6413), (352, 4664), (424, 3872), (484, 3392), (583, 2816), (704, 2332), (848, 1936), (968, 1696), (1166, 1408)]