13921684

素因数分解:

$2^2\times 7^3\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 29008000

約数和(自身を除く): 15086316

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 139, 146, 196, 278, 292, 343, 511, 556, 686, 973, 1022, 1372, 1946, 2044, 3577, 3892, 6811, 7154, 10147, 13622, 14308, 20294, 25039, 27244, 40588, 47677, 50078, 71029, 95354, 100156, 142058, 190708, 284116, 497203, 994406, 1988812, 3480421, 6960842, 13921684]

約数ペア:

[(1, 13921684), (2, 6960842), (4, 3480421), (7, 1988812), (14, 994406), (28, 497203), (49, 284116), (73, 190708), (98, 142058), (139, 100156), (146, 95354), (196, 71029), (278, 50078), (292, 47677), (343, 40588), (511, 27244), (556, 25039), (686, 20294), (973, 14308), (1022, 13622), (1372, 10147), (1946, 7154), (2044, 6811), (3577, 3892)]