9720243

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 16694496

約数和(自身を除く): 6974253

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 181, 221, 243, 351, 459, 543, 663, 1053, 1377, 1629, 1989, 2353, 3077, 3159, 4131, 4887, 5967, 7059, 9231, 14661, 17901, 21177, 27693, 40001, 43983, 53703, 63531, 83079, 120003, 190593, 249237, 360009, 571779, 747711, 1080027, 3240081, 9720243]

約数ペア:

[(1, 9720243), (3, 3240081), (9, 1080027), (13, 747711), (17, 571779), (27, 360009), (39, 249237), (51, 190593), (81, 120003), (117, 83079), (153, 63531), (181, 53703), (221, 43983), (243, 40001), (351, 27693), (459, 21177), (543, 17901), (663, 14661), (1053, 9231), (1377, 7059), (1629, 5967), (1989, 4887), (2353, 4131), (3077, 3159)]