705081321

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{653}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 1243123200

約数和(自身を除く): 538041879

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 197, 203, 261, 591, 609, 653, 783, 1379, 1773, 1827, 1959, 4137, 4571, 5319, 5481, 5713, 5877, 12411, 13713, 17139, 17631, 18937, 37233, 39991, 41139, 51417, 56811, 119973, 123417, 128641, 132559, 154251, 170433, 359919, 385923, 397677, 511299, 900487, 1079757, 1157769, 1193031, 2701461, 3473307, 3579093, 3730589, 8104383, 11191767, 24313149, 26114123, 33575301, 78342369, 100725903, 235027107, 705081321]

約数ペア:

[(1, 705081321), (3, 235027107), (7, 100725903), (9, 78342369), (21, 33575301), (27, 26114123), (29, 24313149), (63, 11191767), (87, 8104383), (189, 3730589), (197, 3579093), (203, 3473307), (261, 2701461), (591, 1193031), (609, 1157769), (653, 1079757), (783, 900487), (1379, 511299), (1773, 397677), (1827, 385923), (1959, 359919), (4137, 170433), (4571, 154251), (5319, 132559), (5481, 128641), (5713, 123417), (5877, 119973), (12411, 56811), (13713, 51417), (17139, 41139), (17631, 39991), (18937, 37233)]