71523018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 181909728

約数和(自身を除く): 110386710

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 307, 387, 602, 614, 774, 903, 921, 1806, 1842, 1849, 2149, 2709, 2763, 3698, 4298, 5418, 5526, 5547, 6447, 11094, 12894, 12943, 13201, 16641, 19341, 25886, 26402, 33282, 38682, 38829, 39603, 77658, 79206, 92407, 116487, 118809, 184814, 232974, 237618, 277221, 554442, 567643, 831663, 1135286, 1663326, 1702929, 3405858, 3973501, 5108787, 7947002, 10217574, 11920503, 23841006, 35761509, 71523018]

約数ペア:

[(1, 71523018), (2, 35761509), (3, 23841006), (6, 11920503), (7, 10217574), (9, 7947002), (14, 5108787), (18, 3973501), (21, 3405858), (42, 1702929), (43, 1663326), (63, 1135286), (86, 831663), (126, 567643), (129, 554442), (258, 277221), (301, 237618), (307, 232974), (387, 184814), (602, 118809), (614, 116487), (774, 92407), (903, 79206), (921, 77658), (1806, 39603), (1842, 38829), (1849, 38682), (2149, 33282), (2709, 26402), (2763, 25886), (3698, 19341), (4298, 16641), (5418, 13201), (5526, 12943), (5547, 12894), (6447, 11094)]