209213298

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1660423}}^1$

素因数の和:1660438

約数の個数: 24

約数和(自身を含む): 518052288

約数和(自身を除く): 308838990

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1660423, 3320846, 4981269, 9962538, 11622961, 14943807, 23245922, 29887614, 34868883, 69737766, 104606649, 209213298]

約数ペア:

[(1, 209213298), (2, 104606649), (3, 69737766), (6, 34868883), (7, 29887614), (9, 23245922), (14, 14943807), (18, 11622961), (21, 9962538), (42, 4981269), (63, 3320846), (126, 1660423)]