209280444

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 495331200

約数和(自身を除く): 286050756

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 389, 419, 428, 642, 778, 838, 1167, 1257, 1284, 1556, 1676, 2334, 2514, 4668, 5028, 41623, 44833, 83246, 89666, 124869, 134499, 162991, 166492, 179332, 249738, 268998, 325982, 488973, 499476, 537996, 651964, 977946, 1955892, 17440037, 34880074, 52320111, 69760148, 104640222, 209280444]

約数ペア:

[(1, 209280444), (2, 104640222), (3, 69760148), (4, 52320111), (6, 34880074), (12, 17440037), (107, 1955892), (214, 977946), (321, 651964), (389, 537996), (419, 499476), (428, 488973), (642, 325982), (778, 268998), (838, 249738), (1167, 179332), (1257, 166492), (1284, 162991), (1556, 134499), (1676, 124869), (2334, 89666), (2514, 83246), (4668, 44833), (5028, 41623)]