201801978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2423}}^1$

素因数の和:3099

約数の個数: 48

約数和(自身を含む): 500662656

約数和(自身を除く): 298860678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 661, 1322, 1983, 2423, 3966, 4627, 4846, 5949, 7269, 9254, 11898, 13881, 14538, 16961, 21807, 27762, 33922, 41643, 43614, 50883, 83286, 101766, 152649, 305298, 1601603, 3203206, 4804809, 9609618, 11211221, 14414427, 22422442, 28828854, 33633663, 67267326, 100900989, 201801978]

約数ペア:

[(1, 201801978), (2, 100900989), (3, 67267326), (6, 33633663), (7, 28828854), (9, 22422442), (14, 14414427), (18, 11211221), (21, 9609618), (42, 4804809), (63, 3203206), (126, 1601603), (661, 305298), (1322, 152649), (1983, 101766), (2423, 83286), (3966, 50883), (4627, 43614), (4846, 41643), (5949, 33922), (7269, 27762), (9254, 21807), (11898, 16961), (13881, 14538)]