213318612

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{455809}}^1$

素因数の和:455832

約数の個数: 36

約数和(自身を含む): 580701940

約数和(自身を除く): 367383328

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 455809, 911618, 1367427, 1823236, 2734854, 4102281, 5469708, 5925517, 8204562, 11851034, 16409124, 17776551, 23702068, 35553102, 53329653, 71106204, 106659306, 213318612]

約数ペア:

[(1, 213318612), (2, 106659306), (3, 71106204), (4, 53329653), (6, 35553102), (9, 23702068), (12, 17776551), (13, 16409124), (18, 11851034), (26, 8204562), (36, 5925517), (39, 5469708), (52, 4102281), (78, 2734854), (117, 1823236), (156, 1367427), (234, 911618), (468, 455809)]