197689492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 470211840

約数和(自身を除く): 272522348

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 97, 143, 154, 182, 194, 286, 308, 364, 388, 509, 572, 679, 1001, 1018, 1067, 1261, 1358, 2002, 2036, 2134, 2522, 2716, 3563, 4004, 4268, 5044, 5599, 6617, 7126, 7469, 8827, 11198, 13234, 13871, 14252, 14938, 17654, 22396, 26468, 27742, 29876, 35308, 39193, 46319, 49373, 55484, 72787, 78386, 92638, 97097, 98746, 145574, 156772, 185276, 194194, 197492, 291148, 345611, 388388, 509509, 543103, 641849, 691222, 1019018, 1086206, 1283698, 1382444, 2038036, 2172412, 2567396, 3801721, 4492943, 7060339, 7603442, 8985886, 14120678, 15206884, 17971772, 28241356, 49422373, 98844746, 197689492]

約数ペア:

[(1, 197689492), (2, 98844746), (4, 49422373), (7, 28241356), (11, 17971772), (13, 15206884), (14, 14120678), (22, 8985886), (26, 7603442), (28, 7060339), (44, 4492943), (52, 3801721), (77, 2567396), (91, 2172412), (97, 2038036), (143, 1382444), (154, 1283698), (182, 1086206), (194, 1019018), (286, 691222), (308, 641849), (364, 543103), (388, 509509), (509, 388388), (572, 345611), (679, 291148), (1001, 197492), (1018, 194194), (1067, 185276), (1261, 156772), (1358, 145574), (2002, 98746), (2036, 97097), (2134, 92638), (2522, 78386), (2716, 72787), (3563, 55484), (4004, 49373), (4268, 46319), (5044, 39193), (5599, 35308), (6617, 29876), (7126, 27742), (7469, 26468), (8827, 22396), (11198, 17654), (13234, 14938), (13871, 14252)]