15381478

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 27353088

約数和(自身を除く): 11971610

約数列:

[1, 2, 7, 14, 41, 82, 127, 211, 254, 287, 422, 574, 889, 1477, 1778, 2954, 5207, 8651, 10414, 17302, 26797, 36449, 53594, 60557, 72898, 121114, 187579, 375158, 1098677, 2197354, 7690739, 15381478]

約数ペア:

[(1, 15381478), (2, 7690739), (7, 2197354), (14, 1098677), (41, 375158), (82, 187579), (127, 121114), (211, 72898), (254, 60557), (287, 53594), (422, 36449), (574, 26797), (889, 17302), (1477, 10414), (1778, 8651), (2954, 5207)]