49931245

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 76588848

約数和(自身を除く): 26657603

約数列:

[1, 5, 7, 13, 35, 49, 61, 65, 91, 245, 257, 305, 427, 455, 637, 793, 1285, 1799, 2135, 2989, 3185, 3341, 3965, 5551, 8995, 12593, 14945, 15677, 16705, 23387, 27755, 38857, 62965, 78385, 109739, 116935, 163709, 194285, 203801, 548695, 768173, 818545, 1019005, 1426607, 3840865, 7133035, 9986249, 49931245]

約数ペア:

[(1, 49931245), (5, 9986249), (7, 7133035), (13, 3840865), (35, 1426607), (49, 1019005), (61, 818545), (65, 768173), (91, 548695), (245, 203801), (257, 194285), (305, 163709), (427, 116935), (455, 109739), (637, 78385), (793, 62965), (1285, 38857), (1799, 27755), (2135, 23387), (2989, 16705), (3185, 15677), (3341, 14945), (3965, 12593), (5551, 8995)]