161707689

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 306633600

約数和(自身を除く): 144925911

約数列:

[1, 3, 9, 11, 13, 17, 19, 33, 39, 51, 57, 99, 117, 143, 153, 171, 187, 209, 221, 247, 323, 389, 429, 561, 627, 663, 741, 969, 1167, 1287, 1683, 1881, 1989, 2223, 2431, 2717, 2907, 3501, 3553, 4199, 4279, 5057, 6613, 7293, 7391, 8151, 10659, 12597, 12837, 15171, 19839, 21879, 22173, 24453, 31977, 37791, 38511, 45513, 46189, 55627, 59517, 66519, 72743, 81301, 85969, 96083, 125647, 138567, 166881, 218229, 243903, 257907, 288249, 376941, 415701, 500643, 654687, 731709, 773721, 864747, 945659, 1056913, 1130823, 1382117, 1633411, 2836977, 3170739, 4146351, 4900233, 8510931, 9512217, 12439053, 14700699, 17967521, 53902563, 161707689]

約数ペア:

[(1, 161707689), (3, 53902563), (9, 17967521), (11, 14700699), (13, 12439053), (17, 9512217), (19, 8510931), (33, 4900233), (39, 4146351), (51, 3170739), (57, 2836977), (99, 1633411), (117, 1382117), (143, 1130823), (153, 1056913), (171, 945659), (187, 864747), (209, 773721), (221, 731709), (247, 654687), (323, 500643), (389, 415701), (429, 376941), (561, 288249), (627, 257907), (663, 243903), (741, 218229), (969, 166881), (1167, 138567), (1287, 125647), (1683, 96083), (1881, 85969), (1989, 81301), (2223, 72743), (2431, 66519), (2717, 59517), (2907, 55627), (3501, 46189), (3553, 45513), (4199, 38511), (4279, 37791), (5057, 31977), (6613, 24453), (7293, 22173), (7391, 21879), (8151, 19839), (10659, 15171), (12597, 12837)]