15139978

素因数分解:

$2^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{1399}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 26006400

約数和(自身を除く): 10866422

約数列:

[1, 2, 7, 14, 773, 1399, 1546, 2798, 5411, 9793, 10822, 19586, 1081427, 2162854, 7569989, 15139978]

約数ペア:

[(1, 15139978), (2, 7569989), (7, 2162854), (14, 1081427), (773, 19586), (1399, 10822), (1546, 9793), (2798, 5411)]