127621936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 287203840

約数和(自身を除く): 159581904

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 208, 247, 304, 344, 494, 559, 688, 751, 817, 988, 1118, 1502, 1634, 1976, 2236, 3004, 3268, 3952, 4472, 6008, 6536, 8944, 9763, 10621, 12016, 13072, 14269, 19526, 21242, 28538, 32293, 39052, 42484, 57076, 64586, 78104, 84968, 114152, 129172, 156208, 169936, 185497, 228304, 258344, 370994, 419809, 516688, 613567, 741988, 839618, 1227134, 1483976, 1679236, 2454268, 2967952, 3358472, 4908536, 6716944, 7976371, 9817072, 15952742, 31905484, 63810968, 127621936]

約数ペア:

[(1, 127621936), (2, 63810968), (4, 31905484), (8, 15952742), (13, 9817072), (16, 7976371), (19, 6716944), (26, 4908536), (38, 3358472), (43, 2967952), (52, 2454268), (76, 1679236), (86, 1483976), (104, 1227134), (152, 839618), (172, 741988), (208, 613567), (247, 516688), (304, 419809), (344, 370994), (494, 258344), (559, 228304), (688, 185497), (751, 169936), (817, 156208), (988, 129172), (1118, 114152), (1502, 84968), (1634, 78104), (1976, 64586), (2236, 57076), (3004, 42484), (3268, 39052), (3952, 32293), (4472, 28538), (6008, 21242), (6536, 19526), (8944, 14269), (9763, 13072), (10621, 12016)]