221424021

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7307}}^1$

素因数の和:7370

約数の個数: 48

約数和(自身を含む): 404337024

約数和(自身を除く): 182913003

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 481, 777, 819, 1443, 2331, 3367, 4329, 7307, 10101, 21921, 30303, 51149, 65763, 94991, 153447, 270359, 284973, 460341, 664937, 811077, 854919, 1892513, 1994811, 2433231, 3514667, 5677539, 5984433, 10544001, 17032617, 24602669, 31632003, 73808007, 221424021]

約数ペア:

[(1, 221424021), (3, 73808007), (7, 31632003), (9, 24602669), (13, 17032617), (21, 10544001), (37, 5984433), (39, 5677539), (63, 3514667), (91, 2433231), (111, 1994811), (117, 1892513), (259, 854919), (273, 811077), (333, 664937), (481, 460341), (777, 284973), (819, 270359), (1443, 153447), (2331, 94991), (3367, 65763), (4329, 51149), (7307, 30303), (10101, 21921)]