81589452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15923}}^1$

素因数の和:15998

約数の個数: 48

約数和(自身を含む): 221152512

約数和(自身を除く): 139563060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 5124, 15923, 31846, 47769, 63692, 95538, 111461, 191076, 222922, 334383, 445844, 668766, 971303, 1337532, 1942606, 2913909, 3885212, 5827818, 6799121, 11655636, 13598242, 20397363, 27196484, 40794726, 81589452]

約数ペア:

[(1, 81589452), (2, 40794726), (3, 27196484), (4, 20397363), (6, 13598242), (7, 11655636), (12, 6799121), (14, 5827818), (21, 3885212), (28, 2913909), (42, 1942606), (61, 1337532), (84, 971303), (122, 668766), (183, 445844), (244, 334383), (366, 222922), (427, 191076), (732, 111461), (854, 95538), (1281, 63692), (1708, 47769), (2562, 31846), (5124, 15923)]