981818852

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{661603}}^1$

素因数の和:661667

約数の個数: 24

約数和(自身を含む): 2000690496

約数和(自身を除く): 1018871644

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 661603, 1323206, 2646412, 4631221, 9262442, 18524884, 35064959, 70129918, 140259836, 245454713, 490909426, 981818852]

約数ペア:

[(1, 981818852), (2, 490909426), (4, 245454713), (7, 140259836), (14, 70129918), (28, 35064959), (53, 18524884), (106, 9262442), (212, 4631221), (371, 2646412), (742, 1323206), (1484, 661603)]