38378613

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 68096000

約数和(自身を除く): 29717387

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 151, 247, 273, 343, 399, 453, 637, 741, 931, 1029, 1057, 1729, 1911, 1963, 2793, 2869, 3171, 4459, 5187, 5889, 6517, 7399, 8607, 12103, 13377, 13741, 19551, 20083, 22197, 36309, 37297, 41223, 51793, 60249, 84721, 96187, 111891, 140581, 155379, 254163, 261079, 288561, 421743, 673309, 783237, 984067, 1827553, 2019927, 2952201, 5482659, 12792871, 38378613]

約数ペア:

[(1, 38378613), (3, 12792871), (7, 5482659), (13, 2952201), (19, 2019927), (21, 1827553), (39, 984067), (49, 783237), (57, 673309), (91, 421743), (133, 288561), (147, 261079), (151, 254163), (247, 155379), (273, 140581), (343, 111891), (399, 96187), (453, 84721), (637, 60249), (741, 51793), (931, 41223), (1029, 37297), (1057, 36309), (1729, 22197), (1911, 20083), (1963, 19551), (2793, 13741), (2869, 13377), (3171, 12103), (4459, 8607), (5187, 7399), (5889, 6517)]