281910928

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{761}}^1$

素因数の和:932

約数の個数: 60

約数和(自身を含む): 596549988

約数和(自身を除く): 314639060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 169, 208, 274, 338, 548, 676, 761, 1096, 1352, 1522, 1781, 2192, 2704, 3044, 3562, 6088, 7124, 9893, 12176, 14248, 19786, 23153, 28496, 39572, 46306, 79144, 92612, 104257, 128609, 158288, 185224, 208514, 257218, 370448, 417028, 514436, 834056, 1028872, 1355341, 1668112, 2057744, 2710682, 5421364, 10842728, 17619433, 21685456, 35238866, 70477732, 140955464, 281910928]

約数ペア:

[(1, 281910928), (2, 140955464), (4, 70477732), (8, 35238866), (13, 21685456), (16, 17619433), (26, 10842728), (52, 5421364), (104, 2710682), (137, 2057744), (169, 1668112), (208, 1355341), (274, 1028872), (338, 834056), (548, 514436), (676, 417028), (761, 370448), (1096, 257218), (1352, 208514), (1522, 185224), (1781, 158288), (2192, 128609), (2704, 104257), (3044, 92612), (3562, 79144), (6088, 46306), (7124, 39572), (9893, 28496), (12176, 23153), (14248, 19786)]