1378971208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{83231}}^1$

素因数の和:83365

約数の個数: 32

約数和(自身を含む): 2746656000

約数和(自身を除く): 1367684792

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 8284, 16568, 83231, 166462, 332924, 665848, 1581389, 3162778, 6325556, 9072179, 12651112, 18144358, 36288716, 72577432, 172371401, 344742802, 689485604, 1378971208]

約数ペア:

[(1, 1378971208), (2, 689485604), (4, 344742802), (8, 172371401), (19, 72577432), (38, 36288716), (76, 18144358), (109, 12651112), (152, 9072179), (218, 6325556), (436, 3162778), (872, 1581389), (2071, 665848), (4142, 332924), (8284, 166462), (16568, 83231)]