16948953

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 13584807

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 147, 161, 189, 207, 441, 483, 557, 621, 1127, 1323, 1449, 1671, 3381, 3899, 4347, 5013, 10143, 11697, 12811, 15039, 27293, 30429, 35091, 38433, 81879, 89677, 105273, 115299, 245637, 269031, 345897, 627739, 736911, 807093, 1883217, 2421279, 5649651, 16948953]

約数ペア:

[(1, 16948953), (3, 5649651), (7, 2421279), (9, 1883217), (21, 807093), (23, 736911), (27, 627739), (49, 345897), (63, 269031), (69, 245637), (147, 115299), (161, 105273), (189, 89677), (207, 81879), (441, 38433), (483, 35091), (557, 30429), (621, 27293), (1127, 15039), (1323, 12811), (1449, 11697), (1671, 10143), (3381, 5013), (3899, 4347)]