31435684

素因数分解:

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

素因数の和:388

約数の個数: 48

約数和(自身を含む): 65197440

約数和(自身を除く): 33761756

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 197, 278, 287, 394, 556, 574, 788, 973, 1148, 1379, 1946, 2758, 3892, 5516, 5699, 8077, 11398, 16154, 22796, 27383, 32308, 39893, 54766, 56539, 79786, 109532, 113078, 159572, 191681, 226156, 383362, 766724, 1122703, 2245406, 4490812, 7858921, 15717842, 31435684]

約数ペア:

[(1, 31435684), (2, 15717842), (4, 7858921), (7, 4490812), (14, 2245406), (28, 1122703), (41, 766724), (82, 383362), (139, 226156), (164, 191681), (197, 159572), (278, 113078), (287, 109532), (394, 79786), (556, 56539), (574, 54766), (788, 39893), (973, 32308), (1148, 27383), (1379, 22796), (1946, 16154), (2758, 11398), (3892, 8077), (5516, 5699)]