31049408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:649

約数の個数: 56

約数和(自身を含む): 67464432

約数和(自身を除く): 36415024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 416, 536, 557, 832, 871, 1072, 1114, 1742, 2144, 2228, 3484, 4288, 4456, 6968, 7241, 8912, 13936, 14482, 17824, 27872, 28964, 35648, 37319, 55744, 57928, 74638, 115856, 149276, 231712, 298552, 463424, 485147, 597104, 970294, 1194208, 1940588, 2388416, 3881176, 7762352, 15524704, 31049408]

約数ペア:

[(1, 31049408), (2, 15524704), (4, 7762352), (8, 3881176), (13, 2388416), (16, 1940588), (26, 1194208), (32, 970294), (52, 597104), (64, 485147), (67, 463424), (104, 298552), (134, 231712), (208, 149276), (268, 115856), (416, 74638), (536, 57928), (557, 55744), (832, 37319), (871, 35648), (1072, 28964), (1114, 27872), (1742, 17824), (2144, 14482), (2228, 13936), (3484, 8912), (4288, 7241), (4456, 6968)]