1989603

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1$

素因数の和:70

約数の個数: 60

約数和(自身を含む): 3862320

約数和(自身を除く): 1872717

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 63, 77, 81, 87, 99, 121, 189, 203, 231, 261, 297, 319, 363, 567, 609, 693, 783, 847, 891, 957, 1089, 1827, 2079, 2233, 2349, 2541, 2871, 3267, 3509, 5481, 6237, 6699, 7623, 8613, 9801, 10527, 16443, 20097, 22869, 24563, 25839, 31581, 60291, 68607, 73689, 94743, 180873, 221067, 284229, 663201, 1989603]

約数ペア:

[(1, 1989603), (3, 663201), (7, 284229), (9, 221067), (11, 180873), (21, 94743), (27, 73689), (29, 68607), (33, 60291), (63, 31581), (77, 25839), (81, 24563), (87, 22869), (99, 20097), (121, 16443), (189, 10527), (203, 9801), (231, 8613), (261, 7623), (297, 6699), (319, 6237), (363, 5481), (567, 3509), (609, 3267), (693, 2871), (783, 2541), (847, 2349), (891, 2233), (957, 2079), (1089, 1827)]