13660563

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 22945920

約数和(自身を除く): 9285357

約数列:

[1, 3, 7, 19, 21, 49, 57, 67, 73, 133, 147, 201, 219, 399, 469, 511, 931, 1273, 1387, 1407, 1533, 2793, 3283, 3577, 3819, 4161, 4891, 8911, 9709, 9849, 10731, 14673, 26733, 29127, 34237, 62377, 67963, 92929, 102711, 187131, 203889, 239659, 278787, 650503, 718977, 1951509, 4553521, 13660563]

約数ペア:

[(1, 13660563), (3, 4553521), (7, 1951509), (19, 718977), (21, 650503), (49, 278787), (57, 239659), (67, 203889), (73, 187131), (133, 102711), (147, 92929), (201, 67963), (219, 62377), (399, 34237), (469, 29127), (511, 26733), (931, 14673), (1273, 10731), (1387, 9849), (1407, 9709), (1533, 8911), (2793, 4891), (3283, 4161), (3577, 3819)]