31957156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3347}}^1$

素因数の和:3400

約数の個数: 48

約数和(自身を含む): 71995392

約数和(自身を除く): 40038236

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 3347, 4774, 6694, 9548, 13388, 23429, 36817, 46858, 73634, 93716, 103757, 147268, 207514, 257719, 415028, 515438, 726299, 1030876, 1141327, 1452598, 2282654, 2905196, 4565308, 7989289, 15978578, 31957156]

約数ペア:

[(1, 31957156), (2, 15978578), (4, 7989289), (7, 4565308), (11, 2905196), (14, 2282654), (22, 1452598), (28, 1141327), (31, 1030876), (44, 726299), (62, 515438), (77, 415028), (124, 257719), (154, 207514), (217, 147268), (308, 103757), (341, 93716), (434, 73634), (682, 46858), (868, 36817), (1364, 23429), (2387, 13388), (3347, 9548), (4774, 6694)]