385280648

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{21881}}^1$

素因数の和:21989

約数の個数: 32

約数和(自身を含む): 756241920

約数和(自身を除く): 370961272

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 17608, 21881, 43762, 87524, 175048, 678311, 1356622, 1553551, 2713244, 3107102, 5426488, 6214204, 12428408, 48160081, 96320162, 192640324, 385280648]

約数ペア:

[(1, 385280648), (2, 192640324), (4, 96320162), (8, 48160081), (31, 12428408), (62, 6214204), (71, 5426488), (124, 3107102), (142, 2713244), (248, 1553551), (284, 1356622), (568, 678311), (2201, 175048), (4402, 87524), (8804, 43762), (17608, 21881)]