129616328

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{1213}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 263644380

約数和(自身を除く): 134028052

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 361, 703, 722, 1213, 1406, 1444, 2426, 2812, 2888, 4852, 5624, 9704, 13357, 23047, 26714, 44881, 46094, 53428, 89762, 92188, 106856, 179524, 184376, 359048, 437893, 852739, 875786, 1705478, 1751572, 3410956, 3503144, 6821912, 16202041, 32404082, 64808164, 129616328]

約数ペア:

[(1, 129616328), (2, 64808164), (4, 32404082), (8, 16202041), (19, 6821912), (37, 3503144), (38, 3410956), (74, 1751572), (76, 1705478), (148, 875786), (152, 852739), (296, 437893), (361, 359048), (703, 184376), (722, 179524), (1213, 106856), (1406, 92188), (1444, 89762), (2426, 53428), (2812, 46094), (2888, 44881), (4852, 26714), (5624, 23047), (9704, 13357)]