31080764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 64934016

約数和(自身を除く): 33853252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 67, 134, 143, 268, 286, 572, 737, 811, 871, 1474, 1622, 1742, 2948, 3244, 3484, 8921, 9581, 10543, 17842, 19162, 21086, 35684, 38324, 42172, 54337, 108674, 115973, 217348, 231946, 463892, 597707, 706381, 1195414, 1412762, 2390828, 2825524, 7770191, 15540382, 31080764]

約数ペア:

[(1, 31080764), (2, 15540382), (4, 7770191), (11, 2825524), (13, 2390828), (22, 1412762), (26, 1195414), (44, 706381), (52, 597707), (67, 463892), (134, 231946), (143, 217348), (268, 115973), (286, 108674), (572, 54337), (737, 42172), (811, 38324), (871, 35684), (1474, 21086), (1622, 19162), (1742, 17842), (2948, 10543), (3244, 9581), (3484, 8921)]