261247074

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1151}}^1$

素因数の和:1367

約数の個数: 64

約数和(自身を含む): 603832320

約数和(自身を除く): 342585246

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 181, 209, 362, 418, 543, 627, 1086, 1151, 1254, 1991, 2302, 3439, 3453, 3982, 5973, 6878, 6906, 10317, 11946, 12661, 20634, 21869, 25322, 37829, 37983, 43738, 65607, 75658, 75966, 113487, 131214, 208331, 226974, 240559, 416662, 481118, 624993, 721677, 1249986, 1443354, 2291641, 3958289, 4583282, 6874923, 7916578, 11874867, 13749846, 23749734, 43541179, 87082358, 130623537, 261247074]

約数ペア:

[(1, 261247074), (2, 130623537), (3, 87082358), (6, 43541179), (11, 23749734), (19, 13749846), (22, 11874867), (33, 7916578), (38, 6874923), (57, 4583282), (66, 3958289), (114, 2291641), (181, 1443354), (209, 1249986), (362, 721677), (418, 624993), (543, 481118), (627, 416662), (1086, 240559), (1151, 226974), (1254, 208331), (1991, 131214), (2302, 113487), (3439, 75966), (3453, 75658), (3982, 65607), (5973, 43738), (6878, 37983), (6906, 37829), (10317, 25322), (11946, 21869), (12661, 20634)]