209213284

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{50147}}^1$

素因数の和:50307

約数の個数: 24

約数和(自身を含む): 421243200

約数和(自身を除く): 212029916

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 50147, 100294, 200588, 351029, 702058, 1404116, 7471903, 14943806, 29887612, 52303321, 104606642, 209213284]

約数ペア:

[(1, 209213284), (2, 104606642), (4, 52303321), (7, 29887612), (14, 14943806), (28, 7471903), (149, 1404116), (298, 702058), (596, 351029), (1043, 200588), (2086, 100294), (4172, 50147)]