30712878

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2670

約数の個数: 64

約数和(自身を含む): 80547840

約数和(自身を除く): 49834962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1953, 2621, 3906, 5242, 5859, 7863, 11718, 15726, 18347, 23589, 36694, 47178, 55041, 70767, 81251, 110082, 141534, 162502, 165123, 243753, 330246, 487506, 495369, 568757, 731259, 990738, 1137514, 1462518, 1706271, 2193777, 3412542, 4387554, 5118813, 10237626, 15356439, 30712878]

約数ペア:

[(1, 30712878), (2, 15356439), (3, 10237626), (6, 5118813), (7, 4387554), (9, 3412542), (14, 2193777), (18, 1706271), (21, 1462518), (27, 1137514), (31, 990738), (42, 731259), (54, 568757), (62, 495369), (63, 487506), (93, 330246), (126, 243753), (186, 165123), (189, 162502), (217, 141534), (279, 110082), (378, 81251), (434, 70767), (558, 55041), (651, 47178), (837, 36694), (1302, 23589), (1674, 18347), (1953, 15726), (2621, 11718), (3906, 7863), (5242, 5859)]