51335388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{479}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 140649600

約数和(自身を除く): 89314212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 229, 234, 458, 468, 479, 687, 916, 958, 1374, 1437, 1916, 2061, 2748, 2874, 2977, 4122, 4311, 5748, 5954, 6227, 8244, 8622, 8931, 11908, 12454, 17244, 17862, 18681, 24908, 26793, 35724, 37362, 53586, 56043, 74724, 107172, 109691, 112086, 219382, 224172, 329073, 438764, 658146, 987219, 1316292, 1425983, 1974438, 2851966, 3948876, 4277949, 5703932, 8555898, 12833847, 17111796, 25667694, 51335388]

約数ペア:

[(1, 51335388), (2, 25667694), (3, 17111796), (4, 12833847), (6, 8555898), (9, 5703932), (12, 4277949), (13, 3948876), (18, 2851966), (26, 1974438), (36, 1425983), (39, 1316292), (52, 987219), (78, 658146), (117, 438764), (156, 329073), (229, 224172), (234, 219382), (458, 112086), (468, 109691), (479, 107172), (687, 74724), (916, 56043), (958, 53586), (1374, 37362), (1437, 35724), (1916, 26793), (2061, 24908), (2748, 18681), (2874, 17862), (2977, 17244), (4122, 12454), (4311, 11908), (5748, 8931), (5954, 8622), (6227, 8244)]