2805608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 5783400

約数和(自身を除く): 2977792

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 509, 689, 1018, 1378, 2036, 2756, 4072, 5512, 6617, 13234, 26468, 26977, 52936, 53954, 107908, 215816, 350701, 701402, 1402804, 2805608]

約数ペア:

[(1, 2805608), (2, 1402804), (4, 701402), (8, 350701), (13, 215816), (26, 107908), (52, 53954), (53, 52936), (104, 26977), (106, 26468), (212, 13234), (424, 6617), (509, 5512), (689, 4072), (1018, 2756), (1378, 2036)]