15641766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2887}}^1$

素因数の和:2945

約数の個数: 48

約数和(自身を含む): 39646464

約数和(自身を除く): 24004698

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 2887, 5418, 5774, 8661, 17322, 20209, 25983, 40418, 51966, 60627, 121254, 124141, 181881, 248282, 363762, 372423, 744846, 868987, 1117269, 1737974, 2234538, 2606961, 5213922, 7820883, 15641766]

約数ペア:

[(1, 15641766), (2, 7820883), (3, 5213922), (6, 2606961), (7, 2234538), (9, 1737974), (14, 1117269), (18, 868987), (21, 744846), (42, 372423), (43, 363762), (63, 248282), (86, 181881), (126, 124141), (129, 121254), (258, 60627), (301, 51966), (387, 40418), (602, 25983), (774, 20209), (903, 17322), (1806, 8661), (2709, 5774), (2887, 5418)]