287302288

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4027}}^1$

素因数の和:4069

約数の個数: 80

約数和(自身を含む): 699260800

約数和(自身を除く): 411958512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 1274, 1372, 1456, 2548, 2744, 4027, 4459, 5096, 5488, 8054, 8918, 10192, 16108, 17836, 28189, 32216, 35672, 52351, 56378, 64432, 71344, 104702, 112756, 197323, 209404, 225512, 366457, 394646, 418808, 451024, 732914, 789292, 837616, 1381261, 1465828, 1578584, 2565199, 2762522, 2931656, 3157168, 5130398, 5525044, 5863312, 10260796, 11050088, 17956393, 20521592, 22100176, 35912786, 41043184, 71825572, 143651144, 287302288]

約数ペア:

[(1, 287302288), (2, 143651144), (4, 71825572), (7, 41043184), (8, 35912786), (13, 22100176), (14, 20521592), (16, 17956393), (26, 11050088), (28, 10260796), (49, 5863312), (52, 5525044), (56, 5130398), (91, 3157168), (98, 2931656), (104, 2762522), (112, 2565199), (182, 1578584), (196, 1465828), (208, 1381261), (343, 837616), (364, 789292), (392, 732914), (637, 451024), (686, 418808), (728, 394646), (784, 366457), (1274, 225512), (1372, 209404), (1456, 197323), (2548, 112756), (2744, 104702), (4027, 71344), (4459, 64432), (5096, 56378), (5488, 52351), (8054, 35672), (8918, 32216), (10192, 28189), (16108, 17836)]