71722742

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 67623178

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 107, 127, 182, 203, 214, 254, 377, 406, 749, 754, 889, 1391, 1498, 1651, 1778, 2639, 2782, 3103, 3302, 3683, 5278, 6206, 7366, 9737, 11557, 13589, 19474, 21721, 23114, 25781, 27178, 40339, 43442, 47879, 51562, 80678, 95123, 95758, 176657, 190246, 282373, 335153, 353314, 394081, 564746, 670306, 788162, 1236599, 2473198, 2758567, 5123053, 5517134, 10246106, 35861371, 71722742]

約数ペア:

[(1, 71722742), (2, 35861371), (7, 10246106), (13, 5517134), (14, 5123053), (26, 2758567), (29, 2473198), (58, 1236599), (91, 788162), (107, 670306), (127, 564746), (182, 394081), (203, 353314), (214, 335153), (254, 282373), (377, 190246), (406, 176657), (749, 95758), (754, 95123), (889, 80678), (1391, 51562), (1498, 47879), (1651, 43442), (1778, 40339), (2639, 27178), (2782, 25781), (3103, 23114), (3302, 21721), (3683, 19474), (5278, 13589), (6206, 11557), (7366, 9737)]