28994724

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 87272640

約数和(自身を除く): 58277916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 59, 66, 68, 73, 99, 102, 118, 132, 146, 153, 177, 187, 198, 204, 219, 236, 292, 306, 354, 374, 396, 438, 531, 561, 612, 649, 657, 708, 748, 803, 876, 1003, 1062, 1122, 1241, 1298, 1314, 1606, 1683, 1947, 2006, 2124, 2244, 2409, 2482, 2596, 2628, 3009, 3212, 3366, 3723, 3894, 4012, 4307, 4818, 4964, 5841, 6018, 6732, 7227, 7446, 7788, 8614, 9027, 9636, 11033, 11169, 11682, 12036, 12921, 13651, 14454, 14892, 17228, 18054, 22066, 22338, 23364, 25842, 27302, 28908, 33099, 36108, 38763, 40953, 44132, 44676, 47377, 51684, 54604, 66198, 73219, 77526, 81906, 94754, 99297, 122859, 132396, 142131, 146438, 155052, 163812, 189508, 198594, 219657, 245718, 284262, 292876, 397188, 426393, 439314, 491436, 568524, 658971, 805409, 852786, 878628, 1317942, 1610818, 1705572, 2416227, 2635884, 3221636, 4832454, 7248681, 9664908, 14497362, 28994724]

約数ペア:

[(1, 28994724), (2, 14497362), (3, 9664908), (4, 7248681), (6, 4832454), (9, 3221636), (11, 2635884), (12, 2416227), (17, 1705572), (18, 1610818), (22, 1317942), (33, 878628), (34, 852786), (36, 805409), (44, 658971), (51, 568524), (59, 491436), (66, 439314), (68, 426393), (73, 397188), (99, 292876), (102, 284262), (118, 245718), (132, 219657), (146, 198594), (153, 189508), (177, 163812), (187, 155052), (198, 146438), (204, 142131), (219, 132396), (236, 122859), (292, 99297), (306, 94754), (354, 81906), (374, 77526), (396, 73219), (438, 66198), (531, 54604), (561, 51684), (612, 47377), (649, 44676), (657, 44132), (708, 40953), (748, 38763), (803, 36108), (876, 33099), (1003, 28908), (1062, 27302), (1122, 25842), (1241, 23364), (1298, 22338), (1314, 22066), (1606, 18054), (1683, 17228), (1947, 14892), (2006, 14454), (2124, 13651), (2244, 12921), (2409, 12036), (2482, 11682), (2596, 11169), (2628, 11033), (3009, 9636), (3212, 9027), (3366, 8614), (3723, 7788), (3894, 7446), (4012, 7227), (4307, 6732), (4818, 6018), (4964, 5841)]