988156988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{4517}}^1$

素因数の和:5142

約数の個数: 48

約数和(自身を含む): 2132351424

約数和(自身を除く): 1144194436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 601, 1202, 2404, 4207, 4517, 7813, 8414, 9034, 15626, 16828, 18068, 31252, 31619, 54691, 58721, 63238, 109382, 117442, 126476, 218764, 234884, 411047, 822094, 1644188, 2714717, 5429434, 10858868, 19003019, 35291321, 38006038, 70582642, 76012076, 141165284, 247039247, 494078494, 988156988]

約数ペア:

[(1, 988156988), (2, 494078494), (4, 247039247), (7, 141165284), (13, 76012076), (14, 70582642), (26, 38006038), (28, 35291321), (52, 19003019), (91, 10858868), (182, 5429434), (364, 2714717), (601, 1644188), (1202, 822094), (2404, 411047), (4207, 234884), (4517, 218764), (7813, 126476), (8414, 117442), (9034, 109382), (15626, 63238), (16828, 58721), (18068, 54691), (31252, 31619)]