39887666

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 35954254

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 131, 182, 239, 262, 478, 637, 917, 1274, 1673, 1703, 1834, 3107, 3346, 3406, 6214, 6419, 11711, 11921, 12838, 21749, 23422, 23842, 31309, 43498, 62618, 83447, 152243, 166894, 219163, 304486, 407017, 438326, 814034, 1534141, 2849119, 3068282, 5698238, 19943833, 39887666]

約数ペア:

[(1, 39887666), (2, 19943833), (7, 5698238), (13, 3068282), (14, 2849119), (26, 1534141), (49, 814034), (91, 438326), (98, 407017), (131, 304486), (182, 219163), (239, 166894), (262, 152243), (478, 83447), (637, 62618), (917, 43498), (1274, 31309), (1673, 23842), (1703, 23422), (1834, 21749), (3107, 12838), (3346, 11921), (3406, 11711), (6214, 6419)]