42987328

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 90123264

約数和(自身を除く): 47135936

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 188, 248, 376, 461, 496, 752, 922, 992, 1457, 1504, 1844, 1984, 2914, 3008, 3688, 5828, 7376, 11656, 14291, 14752, 21667, 23312, 28582, 29504, 43334, 46624, 57164, 86668, 93248, 114328, 173336, 228656, 346672, 457312, 671677, 693344, 914624, 1343354, 1386688, 2686708, 5373416, 10746832, 21493664, 42987328]

約数ペア:

[(1, 42987328), (2, 21493664), (4, 10746832), (8, 5373416), (16, 2686708), (31, 1386688), (32, 1343354), (47, 914624), (62, 693344), (64, 671677), (94, 457312), (124, 346672), (188, 228656), (248, 173336), (376, 114328), (461, 93248), (496, 86668), (752, 57164), (922, 46624), (992, 43334), (1457, 29504), (1504, 28582), (1844, 23312), (1984, 21667), (2914, 14752), (3008, 14291), (3688, 11656), (5828, 7376)]