209713196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{16607}}^1$

素因数の和:16670

約数の個数: 48

約数和(自身を含む): 468744192

約数和(自身を除く): 259030996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1804, 3157, 6314, 12628, 16607, 33214, 66428, 116249, 182677, 232498, 365354, 464996, 680887, 730708, 1278739, 1361774, 2557478, 2723548, 4766209, 5114956, 7489757, 9532418, 14979514, 19064836, 29959028, 52428299, 104856598, 209713196]

約数ペア:

[(1, 209713196), (2, 104856598), (4, 52428299), (7, 29959028), (11, 19064836), (14, 14979514), (22, 9532418), (28, 7489757), (41, 5114956), (44, 4766209), (77, 2723548), (82, 2557478), (154, 1361774), (164, 1278739), (287, 730708), (308, 680887), (451, 464996), (574, 365354), (902, 232498), (1148, 182677), (1804, 116249), (3157, 66428), (6314, 33214), (12628, 16607)]