15717842

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 27941760

約数和(自身を除く): 12223918

約数列:

[1, 2, 7, 14, 41, 82, 139, 197, 278, 287, 394, 574, 973, 1379, 1946, 2758, 5699, 8077, 11398, 16154, 27383, 39893, 54766, 56539, 79786, 113078, 191681, 383362, 1122703, 2245406, 7858921, 15717842]

約数ペア:

[(1, 15717842), (2, 7858921), (7, 2245406), (14, 1122703), (41, 383362), (82, 191681), (139, 113078), (197, 79786), (278, 56539), (287, 54766), (394, 39893), (574, 27383), (973, 16154), (1379, 11398), (1946, 8077), (2758, 5699)]