2812120415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11981}}^1$

素因数の和:12179

約数の個数: 32

約数和(自身を含む): 3816602496

約数和(自身を除く): 1004482081

約数列:

[1, 5, 13, 23, 65, 115, 157, 299, 785, 1495, 2041, 3611, 10205, 11981, 18055, 46943, 59905, 155753, 234715, 275563, 778765, 1377815, 1881017, 3582319, 9405085, 17911595, 24453221, 43263391, 122266105, 216316955, 562424083, 2812120415]

約数ペア:

[(1, 2812120415), (5, 562424083), (13, 216316955), (23, 122266105), (65, 43263391), (115, 24453221), (157, 17911595), (299, 9405085), (785, 3582319), (1495, 1881017), (2041, 1377815), (3611, 778765), (10205, 275563), (11981, 234715), (18055, 155753), (46943, 59905)]