28879656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{613}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 78395520

約数和(自身を除く): 49515864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 151, 156, 302, 312, 453, 604, 613, 906, 1208, 1226, 1812, 1839, 1963, 2452, 3624, 3678, 3926, 4904, 5889, 7356, 7852, 7969, 11778, 14712, 15704, 15938, 23556, 23907, 31876, 47112, 47814, 63752, 92563, 95628, 185126, 191256, 277689, 370252, 555378, 740504, 1110756, 1203319, 2221512, 2406638, 3609957, 4813276, 7219914, 9626552, 14439828, 28879656]

約数ペア:

[(1, 28879656), (2, 14439828), (3, 9626552), (4, 7219914), (6, 4813276), (8, 3609957), (12, 2406638), (13, 2221512), (24, 1203319), (26, 1110756), (39, 740504), (52, 555378), (78, 370252), (104, 277689), (151, 191256), (156, 185126), (302, 95628), (312, 92563), (453, 63752), (604, 47814), (613, 47112), (906, 31876), (1208, 23907), (1226, 23556), (1812, 15938), (1839, 15704), (1963, 14712), (2452, 11778), (3624, 7969), (3678, 7852), (3926, 7356), (4904, 5889)]