1278432822

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{463}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 2754155520

約数和(自身を除く): 1475722698

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 106, 114, 159, 318, 457, 463, 914, 926, 1007, 1371, 1389, 2014, 2742, 2778, 3021, 6042, 8683, 8797, 17366, 17594, 24221, 24539, 26049, 26391, 48442, 49078, 52098, 52782, 72663, 73617, 145326, 147234, 211591, 423182, 460199, 466241, 634773, 920398, 932482, 1269546, 1380597, 1398723, 2761194, 2797446, 4020229, 8040458, 11214323, 12060687, 22428646, 24121374, 33642969, 67285938, 213072137, 426144274, 639216411, 1278432822]

約数ペア:

[(1, 1278432822), (2, 639216411), (3, 426144274), (6, 213072137), (19, 67285938), (38, 33642969), (53, 24121374), (57, 22428646), (106, 12060687), (114, 11214323), (159, 8040458), (318, 4020229), (457, 2797446), (463, 2761194), (914, 1398723), (926, 1380597), (1007, 1269546), (1371, 932482), (1389, 920398), (2014, 634773), (2742, 466241), (2778, 460199), (3021, 423182), (6042, 211591), (8683, 147234), (8797, 145326), (17366, 73617), (17594, 72663), (24221, 52782), (24539, 52098), (26049, 49078), (26391, 48442)]