1009519609

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 1292760000

約数和(自身を除く): 283240391

約数列:

[1, 7, 19, 29, 49, 133, 139, 203, 269, 551, 931, 973, 1421, 1883, 2641, 3857, 4031, 5111, 6811, 7801, 13181, 18487, 26999, 28217, 35777, 37391, 54607, 76589, 129409, 148219, 197519, 250439, 261737, 382249, 536123, 710429, 1037533, 1084339, 1832159, 3752861, 4973003, 7262731, 7590373, 20602441, 34811021, 53132611, 144217087, 1009519609]

約数ペア:

[(1, 1009519609), (7, 144217087), (19, 53132611), (29, 34811021), (49, 20602441), (133, 7590373), (139, 7262731), (203, 4973003), (269, 3752861), (551, 1832159), (931, 1084339), (973, 1037533), (1421, 710429), (1883, 536123), (2641, 382249), (3857, 261737), (4031, 250439), (5111, 197519), (6811, 148219), (7801, 129409), (13181, 76589), (18487, 54607), (26999, 37391), (28217, 35777)]