209938135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2477}}^1$

素因数の和:2583

約数の個数: 32

約数和(自身を含む): 291174912

約数和(自身を除く): 81236777

約数列:

[1, 5, 11, 23, 55, 67, 115, 253, 335, 737, 1265, 1541, 2477, 3685, 7705, 12385, 16951, 27247, 56971, 84755, 136235, 165959, 284855, 626681, 829795, 1825549, 3133405, 3817057, 9127745, 19085285, 41987627, 209938135]

約数ペア:

[(1, 209938135), (5, 41987627), (11, 19085285), (23, 9127745), (55, 3817057), (67, 3133405), (115, 1825549), (253, 829795), (335, 626681), (737, 284855), (1265, 165959), (1541, 136235), (2477, 84755), (3685, 56971), (7705, 27247), (12385, 16951)]