71986782

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 80

約数和(自身を含む): 177471360

約数和(自身を除く): 105484578

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 263, 266, 294, 343, 399, 526, 686, 789, 798, 931, 1029, 1578, 1841, 1862, 2058, 2401, 2793, 3682, 4802, 4997, 5523, 5586, 6517, 7203, 9994, 11046, 12887, 13034, 14406, 14991, 19551, 25774, 29982, 34979, 38661, 39102, 45619, 69958, 77322, 90209, 91238, 104937, 136857, 180418, 209874, 244853, 270627, 273714, 489706, 541254, 631463, 734559, 1262926, 1469118, 1713971, 1894389, 3427942, 3788778, 5141913, 10283826, 11997797, 23995594, 35993391, 71986782]

約数ペア:

[(1, 71986782), (2, 35993391), (3, 23995594), (6, 11997797), (7, 10283826), (14, 5141913), (19, 3788778), (21, 3427942), (38, 1894389), (42, 1713971), (49, 1469118), (57, 1262926), (98, 734559), (114, 631463), (133, 541254), (147, 489706), (263, 273714), (266, 270627), (294, 244853), (343, 209874), (399, 180418), (526, 136857), (686, 104937), (789, 91238), (798, 90209), (931, 77322), (1029, 69958), (1578, 45619), (1841, 39102), (1862, 38661), (2058, 34979), (2401, 29982), (2793, 25774), (3682, 19551), (4802, 14991), (4997, 14406), (5523, 13034), (5586, 12887), (6517, 11046), (7203, 9994)]