7991516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 15139824

約数和(自身を除く): 7148308

約数列:

[1, 2, 4, 13, 26, 52, 313, 491, 626, 982, 1252, 1964, 4069, 6383, 8138, 12766, 16276, 25532, 153683, 307366, 614732, 1997879, 3995758, 7991516]

約数ペア:

[(1, 7991516), (2, 3995758), (4, 1997879), (13, 614732), (26, 307366), (52, 153683), (313, 25532), (491, 16276), (626, 12766), (982, 8138), (1252, 6383), (1964, 4069)]