189850892

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:711

約数の個数: 72

約数和(自身を含む): 424887120

約数和(自身を除く): 235036228

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 173, 196, 308, 346, 509, 539, 692, 1018, 1078, 1211, 1903, 2036, 2156, 2422, 3563, 3806, 4844, 5599, 7126, 7612, 8477, 11198, 13321, 14252, 16954, 22396, 24941, 26642, 33908, 39193, 49882, 53284, 78386, 88057, 93247, 99764, 156772, 176114, 186494, 274351, 352228, 372988, 548702, 616399, 968627, 1097404, 1232798, 1937254, 2465596, 3874508, 4314793, 6780389, 8629586, 13560778, 17259172, 27121556, 47462723, 94925446, 189850892]

約数ペア:

[(1, 189850892), (2, 94925446), (4, 47462723), (7, 27121556), (11, 17259172), (14, 13560778), (22, 8629586), (28, 6780389), (44, 4314793), (49, 3874508), (77, 2465596), (98, 1937254), (154, 1232798), (173, 1097404), (196, 968627), (308, 616399), (346, 548702), (509, 372988), (539, 352228), (692, 274351), (1018, 186494), (1078, 176114), (1211, 156772), (1903, 99764), (2036, 93247), (2156, 88057), (2422, 78386), (3563, 53284), (3806, 49882), (4844, 39193), (5599, 33908), (7126, 26642), (7612, 24941), (8477, 22396), (11198, 16954), (13321, 14252)]