9890991

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:693

約数の個数: 40

約数和(自身を含む): 17092944

約数和(自身を除く): 7201953

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 653, 891, 1377, 1683, 1959, 5049, 5877, 7183, 11101, 15147, 17631, 21549, 33303, 52893, 64647, 99909, 122111, 193941, 299727, 366333, 581823, 899181, 1098999, 3296997, 9890991]

約数ペア:

[(1, 9890991), (3, 3296997), (9, 1098999), (11, 899181), (17, 581823), (27, 366333), (33, 299727), (51, 193941), (81, 122111), (99, 99909), (153, 64647), (187, 52893), (297, 33303), (459, 21549), (561, 17631), (653, 15147), (891, 11101), (1377, 7183), (1683, 5877), (1959, 5049)]