217492782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1553

約数の個数: 64

約数和(自身を含む): 490420224

約数和(自身を除く): 272927442

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 47, 78, 82, 94, 123, 141, 246, 282, 533, 611, 1066, 1222, 1447, 1599, 1833, 1927, 2894, 3198, 3666, 3854, 4341, 5781, 8682, 11562, 18811, 25051, 37622, 50102, 56433, 59327, 68009, 75153, 112866, 118654, 136018, 150306, 177981, 204027, 355962, 408054, 771251, 884117, 1542502, 1768234, 2313753, 2652351, 2788369, 4627506, 5304702, 5576738, 8365107, 16730214, 36248797, 72497594, 108746391, 217492782]

約数ペア:

[(1, 217492782), (2, 108746391), (3, 72497594), (6, 36248797), (13, 16730214), (26, 8365107), (39, 5576738), (41, 5304702), (47, 4627506), (78, 2788369), (82, 2652351), (94, 2313753), (123, 1768234), (141, 1542502), (246, 884117), (282, 771251), (533, 408054), (611, 355962), (1066, 204027), (1222, 177981), (1447, 150306), (1599, 136018), (1833, 118654), (1927, 112866), (2894, 75153), (3198, 68009), (3666, 59327), (3854, 56433), (4341, 50102), (5781, 37622), (8682, 25051), (11562, 18811)]