28545768

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{1879}}^1$

素因数の和:2102

約数の個数: 48

約数和(自身を含む): 77719200

約数和(自身を除く): 49173432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1688, 1879, 1899, 2532, 3758, 3798, 5064, 5637, 7516, 7596, 11274, 15032, 15192, 16911, 22548, 33822, 45096, 67644, 135288, 396469, 792938, 1189407, 1585876, 2378814, 3171752, 3568221, 4757628, 7136442, 9515256, 14272884, 28545768]

約数ペア:

[(1, 28545768), (2, 14272884), (3, 9515256), (4, 7136442), (6, 4757628), (8, 3568221), (9, 3171752), (12, 2378814), (18, 1585876), (24, 1189407), (36, 792938), (72, 396469), (211, 135288), (422, 67644), (633, 45096), (844, 33822), (1266, 22548), (1688, 16911), (1879, 15192), (1899, 15032), (2532, 11274), (3758, 7596), (3798, 7516), (5064, 5637)]