1639442988

素因数分解:

$2^2\times 3^2\times {\mathrm{233}}^1\times {\mathrm{241}}^1\times {\mathrm{811}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 4184356176

約数和(自身を除く): 2544913188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 233, 241, 466, 482, 699, 723, 811, 932, 964, 1398, 1446, 1622, 2097, 2169, 2433, 2796, 2892, 3244, 4194, 4338, 4866, 7299, 8388, 8676, 9732, 14598, 29196, 56153, 112306, 168459, 188963, 195451, 224612, 336918, 377926, 390902, 505377, 566889, 586353, 673836, 755852, 781804, 1010754, 1133778, 1172706, 1700667, 1759059, 2021508, 2267556, 2345412, 3401334, 3518118, 6802668, 7036236, 45540083, 91080166, 136620249, 182160332, 273240498, 409860747, 546480996, 819721494, 1639442988]

約数ペア:

[(1, 1639442988), (2, 819721494), (3, 546480996), (4, 409860747), (6, 273240498), (9, 182160332), (12, 136620249), (18, 91080166), (36, 45540083), (233, 7036236), (241, 6802668), (466, 3518118), (482, 3401334), (699, 2345412), (723, 2267556), (811, 2021508), (932, 1759059), (964, 1700667), (1398, 1172706), (1446, 1133778), (1622, 1010754), (2097, 781804), (2169, 755852), (2433, 673836), (2796, 586353), (2892, 566889), (3244, 505377), (4194, 390902), (4338, 377926), (4866, 336918), (7299, 224612), (8388, 195451), (8676, 188963), (9732, 168459), (14598, 112306), (29196, 56153)]