138678477

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41017}}^1$

素因数の和:41057

約数の個数: 24

約数和(自身を含む): 224450496

約数和(自身を除く): 85772019

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 41017, 123051, 287119, 861357, 943391, 2009833, 2830173, 6029499, 6603737, 19811211, 46226159, 138678477]

約数ペア:

[(1, 138678477), (3, 46226159), (7, 19811211), (21, 6603737), (23, 6029499), (49, 2830173), (69, 2009833), (147, 943391), (161, 861357), (483, 287119), (1127, 123051), (3381, 41017)]