16327899

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 29003520

約数和(自身を除く): 12675621

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 331, 567, 609, 783, 993, 1701, 1827, 2317, 2349, 2979, 5481, 6951, 7047, 8937, 9599, 16443, 20853, 26811, 28797, 49329, 62559, 67193, 80433, 86391, 187677, 201579, 259173, 563031, 604737, 777519, 1814211, 2332557, 5442633, 16327899]

約数ペア:

[(1, 16327899), (3, 5442633), (7, 2332557), (9, 1814211), (21, 777519), (27, 604737), (29, 563031), (63, 259173), (81, 201579), (87, 187677), (189, 86391), (203, 80433), (243, 67193), (261, 62559), (331, 49329), (567, 28797), (609, 26811), (783, 20853), (993, 16443), (1701, 9599), (1827, 8937), (2317, 7047), (2349, 6951), (2979, 5481)]