28685936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:689

約数の個数: 40

約数和(自身を含む): 59219424

約数和(自身を除く): 30533488

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 263, 272, 401, 526, 802, 1052, 1604, 2104, 3208, 4208, 4471, 6416, 6817, 8942, 13634, 17884, 27268, 35768, 54536, 71536, 105463, 109072, 210926, 421852, 843704, 1687408, 1792871, 3585742, 7171484, 14342968, 28685936]

約数ペア:

[(1, 28685936), (2, 14342968), (4, 7171484), (8, 3585742), (16, 1792871), (17, 1687408), (34, 843704), (68, 421852), (136, 210926), (263, 109072), (272, 105463), (401, 71536), (526, 54536), (802, 35768), (1052, 27268), (1604, 17884), (2104, 13634), (3208, 8942), (4208, 6817), (4471, 6416)]