127841272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 280627200

約数和(自身を除く): 152785928

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1178, 1612, 1976, 2087, 2356, 3224, 4174, 4712, 7657, 8348, 15314, 16696, 27131, 30628, 39653, 54262, 61256, 64697, 79306, 108524, 129394, 158612, 217048, 258788, 317224, 515489, 517576, 841061, 1030978, 1229243, 1682122, 2061956, 2458486, 3364244, 4123912, 4916972, 6728488, 9833944, 15980159, 31960318, 63920636, 127841272]

約数ペア:

[(1, 127841272), (2, 63920636), (4, 31960318), (8, 15980159), (13, 9833944), (19, 6728488), (26, 4916972), (31, 4123912), (38, 3364244), (52, 2458486), (62, 2061956), (76, 1682122), (104, 1229243), (124, 1030978), (152, 841061), (247, 517576), (248, 515489), (403, 317224), (494, 258788), (589, 217048), (806, 158612), (988, 129394), (1178, 108524), (1612, 79306), (1976, 64697), (2087, 61256), (2356, 54262), (3224, 39653), (4174, 30628), (4712, 27131), (7657, 16696), (8348, 15314)]