217794612

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{370399}}^1$

素因数の和:370420

約数の個数: 36

約数和(自身を含む): 591158400

約数和(自身を除く): 373363788

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 370399, 740798, 1111197, 1481596, 2222394, 2592793, 4444788, 5185586, 7778379, 10371172, 15556758, 18149551, 31113516, 36299102, 54448653, 72598204, 108897306, 217794612]

約数ペア:

[(1, 217794612), (2, 108897306), (3, 72598204), (4, 54448653), (6, 36299102), (7, 31113516), (12, 18149551), (14, 15556758), (21, 10371172), (28, 7778379), (42, 5185586), (49, 4444788), (84, 2592793), (98, 2222394), (147, 1481596), (196, 1111197), (294, 740798), (588, 370399)]