309858042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{499}}^1$

素因数の和:955

約数の個数: 64

約数和(自身を含む): 705600000

約数和(自身を除く): 395741958

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 419, 494, 499, 741, 838, 998, 1257, 1482, 1497, 2514, 2994, 5447, 6487, 7961, 9481, 10894, 12974, 15922, 16341, 18962, 19461, 23883, 28443, 32682, 38922, 47766, 56886, 103493, 123253, 206986, 209081, 246506, 310479, 369759, 418162, 620958, 627243, 739518, 1254486, 2718053, 3972539, 5436106, 7945078, 8154159, 11917617, 16308318, 23835234, 51643007, 103286014, 154929021, 309858042]

約数ペア:

[(1, 309858042), (2, 154929021), (3, 103286014), (6, 51643007), (13, 23835234), (19, 16308318), (26, 11917617), (38, 8154159), (39, 7945078), (57, 5436106), (78, 3972539), (114, 2718053), (247, 1254486), (419, 739518), (494, 627243), (499, 620958), (741, 418162), (838, 369759), (998, 310479), (1257, 246506), (1482, 209081), (1497, 206986), (2514, 123253), (2994, 103493), (5447, 56886), (6487, 47766), (7961, 38922), (9481, 32682), (10894, 28443), (12974, 23883), (15922, 19461), (16341, 18962)]