393999067

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6263}}^1$

素因数の和:6343

約数の個数: 32

約数和(自身を含む): 529182720

約数和(自身を除く): 135183653

約数列:

[1, 7, 11, 19, 43, 77, 133, 209, 301, 473, 817, 1463, 3311, 5719, 6263, 8987, 43841, 62909, 68893, 118997, 269309, 482251, 832979, 1308967, 1885163, 2962399, 5116871, 9162769, 20736793, 35818097, 56285581, 393999067]

約数ペア:

[(1, 393999067), (7, 56285581), (11, 35818097), (19, 20736793), (43, 9162769), (77, 5116871), (133, 2962399), (209, 1885163), (301, 1308967), (473, 832979), (817, 482251), (1463, 269309), (3311, 118997), (5719, 68893), (6263, 62909), (8987, 43841)]