31421476

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 59609088

約数和(自身を除く): 28187612

約数列:

[1, 2, 4, 31, 43, 62, 71, 83, 86, 124, 142, 166, 172, 284, 332, 1333, 2201, 2573, 2666, 3053, 3569, 4402, 5146, 5332, 5893, 6106, 7138, 8804, 10292, 11786, 12212, 14276, 23572, 94643, 110639, 182683, 189286, 221278, 253399, 365366, 378572, 442556, 506798, 730732, 1013596, 7855369, 15710738, 31421476]

約数ペア:

[(1, 31421476), (2, 15710738), (4, 7855369), (31, 1013596), (43, 730732), (62, 506798), (71, 442556), (83, 378572), (86, 365366), (124, 253399), (142, 221278), (166, 189286), (172, 182683), (284, 110639), (332, 94643), (1333, 23572), (2201, 14276), (2573, 12212), (2666, 11786), (3053, 10292), (3569, 8804), (4402, 7138), (5146, 6106), (5332, 5893)]