331327535

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 573308928

約数和(自身を除く): 241981393

約数列:

[1, 5, 7, 11, 17, 23, 31, 35, 55, 71, 77, 85, 115, 119, 155, 161, 187, 217, 253, 341, 355, 385, 391, 497, 527, 595, 713, 781, 805, 935, 1085, 1207, 1265, 1309, 1633, 1705, 1771, 1955, 2201, 2387, 2485, 2635, 2737, 3565, 3689, 3905, 4301, 4991, 5467, 5797, 6035, 6545, 7843, 8165, 8449, 8855, 11005, 11431, 11935, 12121, 13277, 13685, 15407, 17963, 18445, 21505, 24211, 24955, 27335, 27761, 28985, 30107, 37417, 39215, 40579, 42245, 50623, 54901, 57155, 60605, 66385, 77035, 84847, 89815, 92939, 121055, 125741, 133331, 138805, 150535, 169477, 187085, 194327, 202895, 253115, 261919, 274505, 305371, 354361, 411587, 424235, 464695, 556853, 628705, 666655, 847385, 860591, 933317, 971635, 1309595, 1526855, 1771805, 2057935, 2137597, 2784265, 2881109, 3897971, 4302955, 4666585, 6024137, 9466501, 10687985, 14405545, 19489855, 30120685, 47332505, 66265507, 331327535]

約数ペア:

[(1, 331327535), (5, 66265507), (7, 47332505), (11, 30120685), (17, 19489855), (23, 14405545), (31, 10687985), (35, 9466501), (55, 6024137), (71, 4666585), (77, 4302955), (85, 3897971), (115, 2881109), (119, 2784265), (155, 2137597), (161, 2057935), (187, 1771805), (217, 1526855), (253, 1309595), (341, 971635), (355, 933317), (385, 860591), (391, 847385), (497, 666655), (527, 628705), (595, 556853), (713, 464695), (781, 424235), (805, 411587), (935, 354361), (1085, 305371), (1207, 274505), (1265, 261919), (1309, 253115), (1633, 202895), (1705, 194327), (1771, 187085), (1955, 169477), (2201, 150535), (2387, 138805), (2485, 133331), (2635, 125741), (2737, 121055), (3565, 92939), (3689, 89815), (3905, 84847), (4301, 77035), (4991, 66385), (5467, 60605), (5797, 57155), (6035, 54901), (6545, 50623), (7843, 42245), (8165, 40579), (8449, 39215), (8855, 37417), (11005, 30107), (11431, 28985), (11935, 27761), (12121, 27335), (13277, 24955), (13685, 24211), (15407, 21505), (17963, 18445)]