51189866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 100294656

約数和(自身を除く): 49104790

約数列:

[1, 2, 7, 13, 14, 26, 31, 43, 62, 86, 91, 182, 211, 217, 301, 403, 422, 434, 559, 602, 806, 1118, 1333, 1477, 2666, 2743, 2821, 2954, 3913, 5486, 5642, 6541, 7826, 9073, 9331, 13082, 17329, 18146, 18662, 19201, 34658, 38402, 45787, 63511, 85033, 91574, 117949, 121303, 127022, 170066, 235898, 242606, 281263, 562526, 595231, 825643, 1190462, 1651286, 1968841, 3656419, 3937682, 7312838, 25594933, 51189866]

約数ペア:

[(1, 51189866), (2, 25594933), (7, 7312838), (13, 3937682), (14, 3656419), (26, 1968841), (31, 1651286), (43, 1190462), (62, 825643), (86, 595231), (91, 562526), (182, 281263), (211, 242606), (217, 235898), (301, 170066), (403, 127022), (422, 121303), (434, 117949), (559, 91574), (602, 85033), (806, 63511), (1118, 45787), (1333, 38402), (1477, 34658), (2666, 19201), (2743, 18662), (2821, 18146), (2954, 17329), (3913, 13082), (5486, 9331), (5642, 9073), (6541, 7826)]