68938194

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:475

約数の個数: 64

約数和(自身を含む): 157772160

約数和(自身を除く): 88833966

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 181, 247, 257, 362, 494, 514, 543, 741, 771, 1086, 1482, 1542, 2353, 3341, 3439, 4706, 4883, 6682, 6878, 7059, 9766, 10023, 10317, 14118, 14649, 20046, 20634, 29298, 44707, 46517, 63479, 89414, 93034, 126958, 134121, 139551, 190437, 268242, 279102, 380874, 604721, 883823, 1209442, 1767646, 1814163, 2651469, 3628326, 5302938, 11489699, 22979398, 34469097, 68938194]

約数ペア:

[(1, 68938194), (2, 34469097), (3, 22979398), (6, 11489699), (13, 5302938), (19, 3628326), (26, 2651469), (38, 1814163), (39, 1767646), (57, 1209442), (78, 883823), (114, 604721), (181, 380874), (247, 279102), (257, 268242), (362, 190437), (494, 139551), (514, 134121), (543, 126958), (741, 93034), (771, 89414), (1086, 63479), (1482, 46517), (1542, 44707), (2353, 29298), (3341, 20634), (3439, 20046), (4706, 14649), (4883, 14118), (6682, 10317), (6878, 10023), (7059, 9766)]