219957768

素因数分解:

$2^3\times 3^5\times {\mathrm{113147}}^1$

素因数の和:113168

約数の個数: 48

約数和(自身を含む): 617788080

約数和(自身を除く): 397830312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 113147, 226294, 339441, 452588, 678882, 905176, 1018323, 1357764, 2036646, 2715528, 3054969, 4073292, 6109938, 8146584, 9164907, 12219876, 18329814, 24439752, 27494721, 36659628, 54989442, 73319256, 109978884, 219957768]

約数ペア:

[(1, 219957768), (2, 109978884), (3, 73319256), (4, 54989442), (6, 36659628), (8, 27494721), (9, 24439752), (12, 18329814), (18, 12219876), (24, 9164907), (27, 8146584), (36, 6109938), (54, 4073292), (72, 3054969), (81, 2715528), (108, 2036646), (162, 1357764), (216, 1018323), (243, 905176), (324, 678882), (486, 452588), (648, 339441), (972, 226294), (1944, 113147)]