199657911

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{467}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 288707328

約数和(自身を除く): 89049417

約数列:

[1, 3, 17, 51, 83, 101, 249, 303, 467, 1401, 1411, 1717, 4233, 5151, 7939, 8383, 23817, 25149, 38761, 47167, 116283, 141501, 142511, 427533, 658937, 801839, 1976811, 2405517, 3914861, 11744583, 66552637, 199657911]

約数ペア:

[(1, 199657911), (3, 66552637), (17, 11744583), (51, 3914861), (83, 2405517), (101, 1976811), (249, 801839), (303, 658937), (467, 427533), (1401, 142511), (1411, 141501), (1717, 116283), (4233, 47167), (5151, 38761), (7939, 25149), (8383, 23817)]