247685512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{2789}}^1$

素因数の和:3465

約数の個数: 32

約数和(自身を含む): 492658200

約数和(自身を除く): 244972688

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 653, 1306, 2612, 2789, 5224, 5578, 11101, 11156, 22202, 22312, 44404, 47413, 88808, 94826, 189652, 379304, 1821217, 3642434, 7284868, 14569736, 30960689, 61921378, 123842756, 247685512]

約数ペア:

[(1, 247685512), (2, 123842756), (4, 61921378), (8, 30960689), (17, 14569736), (34, 7284868), (68, 3642434), (136, 1821217), (653, 379304), (1306, 189652), (2612, 94826), (2789, 88808), (5224, 47413), (5578, 44404), (11101, 22312), (11156, 22202)]