1557776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 40

約数和(自身を含む): 3374784

約数和(自身を除く): 1817008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 167, 176, 212, 334, 424, 583, 668, 848, 1166, 1336, 1837, 2332, 2672, 3674, 4664, 7348, 8851, 9328, 14696, 17702, 29392, 35404, 70808, 97361, 141616, 194722, 389444, 778888, 1557776]

約数ペア:

[(1, 1557776), (2, 778888), (4, 389444), (8, 194722), (11, 141616), (16, 97361), (22, 70808), (44, 35404), (53, 29392), (88, 17702), (106, 14696), (167, 9328), (176, 8851), (212, 7348), (334, 4664), (424, 3674), (583, 2672), (668, 2332), (848, 1837), (1166, 1336)]