551489775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9203}}^1$

素因数の和:9280

約数の個数: 48

約数和(自身を含む): 986079744

約数和(自身を除く): 434589969

約数列:

[1, 3, 5, 15, 17, 25, 47, 51, 75, 85, 141, 235, 255, 425, 705, 799, 1175, 1275, 2397, 3525, 3995, 9203, 11985, 19975, 27609, 46015, 59925, 138045, 156451, 230075, 432541, 469353, 690225, 782255, 1297623, 2162705, 2346765, 3911275, 6488115, 7353197, 10813525, 11733825, 22059591, 32440575, 36765985, 110297955, 183829925, 551489775]

約数ペア:

[(1, 551489775), (3, 183829925), (5, 110297955), (15, 36765985), (17, 32440575), (25, 22059591), (47, 11733825), (51, 10813525), (75, 7353197), (85, 6488115), (141, 3911275), (235, 2346765), (255, 2162705), (425, 1297623), (705, 782255), (799, 690225), (1175, 469353), (1275, 432541), (2397, 230075), (3525, 156451), (3995, 138045), (9203, 59925), (11985, 46015), (19975, 27609)]