13981212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 40840800

約数和(自身を除く): 26859588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 509, 654, 763, 981, 1018, 1308, 1526, 1527, 1962, 2036, 2289, 3052, 3054, 3563, 3924, 4578, 4581, 6108, 6867, 7126, 9156, 9162, 10689, 13734, 14252, 18324, 21378, 27468, 32067, 42756, 55481, 64134, 110962, 128268, 166443, 221924, 332886, 388367, 499329, 665772, 776734, 998658, 1165101, 1553468, 1997316, 2330202, 3495303, 4660404, 6990606, 13981212]

約数ペア:

[(1, 13981212), (2, 6990606), (3, 4660404), (4, 3495303), (6, 2330202), (7, 1997316), (9, 1553468), (12, 1165101), (14, 998658), (18, 776734), (21, 665772), (28, 499329), (36, 388367), (42, 332886), (63, 221924), (84, 166443), (109, 128268), (126, 110962), (218, 64134), (252, 55481), (327, 42756), (436, 32067), (509, 27468), (654, 21378), (763, 18324), (981, 14252), (1018, 13734), (1308, 10689), (1526, 9162), (1527, 9156), (1962, 7126), (2036, 6867), (2289, 6108), (3052, 4581), (3054, 4578), (3563, 3924)]