142853775

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 242484480

約数和(自身を除く): 99630705

約数列:

[1, 3, 5, 15, 25, 71, 75, 139, 193, 213, 355, 417, 579, 695, 965, 1065, 1775, 2085, 2895, 3475, 4825, 5325, 9869, 10425, 13703, 14475, 26827, 29607, 41109, 49345, 68515, 80481, 134135, 148035, 205545, 246725, 342575, 402405, 670675, 740175, 1027725, 1904717, 2012025, 5714151, 9523585, 28570755, 47617925, 142853775]

約数ペア:

[(1, 142853775), (3, 47617925), (5, 28570755), (15, 9523585), (25, 5714151), (71, 2012025), (75, 1904717), (139, 1027725), (193, 740175), (213, 670675), (355, 402405), (417, 342575), (579, 246725), (695, 205545), (965, 148035), (1065, 134135), (1775, 80481), (2085, 68515), (2895, 49345), (3475, 41109), (4825, 29607), (5325, 26827), (9869, 14475), (10425, 13703)]