172697998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 288479232

約数和(自身を除く): 115781234

約数列:

[1, 2, 11, 22, 73, 146, 191, 382, 563, 803, 1126, 1606, 2101, 4202, 6193, 12386, 13943, 27886, 41099, 82198, 107533, 153373, 215066, 306746, 452089, 904178, 1182863, 2365726, 7849909, 15699818, 86348999, 172697998]

約数ペア:

[(1, 172697998), (2, 86348999), (11, 15699818), (22, 7849909), (73, 2365726), (146, 1182863), (191, 904178), (382, 452089), (563, 306746), (803, 215066), (1126, 153373), (1606, 107533), (2101, 82198), (4202, 41099), (6193, 27886), (12386, 13943)]