213492741

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 366643200

約数和(自身を除く): 153150459

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 109, 139, 183, 231, 327, 417, 427, 671, 763, 973, 1199, 1281, 1529, 2013, 2289, 2919, 3597, 4587, 4697, 6649, 8393, 8479, 10703, 14091, 15151, 19947, 25179, 25437, 32109, 45453, 46543, 59353, 73139, 93269, 106057, 139629, 166661, 178059, 219417, 279807, 318171, 499983, 511973, 652883, 924211, 1166627, 1535919, 1958649, 2772633, 3499881, 6469477, 10166321, 19408431, 30498963, 71164247, 213492741]

約数ペア:

[(1, 213492741), (3, 71164247), (7, 30498963), (11, 19408431), (21, 10166321), (33, 6469477), (61, 3499881), (77, 2772633), (109, 1958649), (139, 1535919), (183, 1166627), (231, 924211), (327, 652883), (417, 511973), (427, 499983), (671, 318171), (763, 279807), (973, 219417), (1199, 178059), (1281, 166661), (1529, 139629), (2013, 106057), (2289, 93269), (2919, 73139), (3597, 59353), (4587, 46543), (4697, 45453), (6649, 32109), (8393, 25437), (8479, 25179), (10703, 19947), (14091, 15151)]