891428356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 1982140160

約数和(自身を除く): 1090711804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 169, 172, 182, 301, 337, 338, 364, 559, 602, 674, 676, 1118, 1183, 1204, 1348, 2197, 2236, 2359, 2366, 3913, 4381, 4394, 4718, 4732, 7267, 7826, 8762, 8788, 9436, 14491, 14534, 15379, 15652, 17524, 28982, 29068, 30667, 30758, 50869, 56953, 57964, 61334, 61516, 94471, 101437, 101738, 113906, 122668, 188383, 188942, 202874, 203476, 227812, 376766, 377884, 398671, 405748, 661297, 740389, 753532, 797342, 1318681, 1322594, 1480778, 1594684, 2448979, 2637362, 2645188, 2961556, 4897958, 5182723, 5274724, 9795916, 10365446, 17142853, 20730892, 31836727, 34285706, 63673454, 68571412, 127346908, 222857089, 445714178, 891428356]

約数ペア:

[(1, 891428356), (2, 445714178), (4, 222857089), (7, 127346908), (13, 68571412), (14, 63673454), (26, 34285706), (28, 31836727), (43, 20730892), (52, 17142853), (86, 10365446), (91, 9795916), (169, 5274724), (172, 5182723), (182, 4897958), (301, 2961556), (337, 2645188), (338, 2637362), (364, 2448979), (559, 1594684), (602, 1480778), (674, 1322594), (676, 1318681), (1118, 797342), (1183, 753532), (1204, 740389), (1348, 661297), (2197, 405748), (2236, 398671), (2359, 377884), (2366, 376766), (3913, 227812), (4381, 203476), (4394, 202874), (4718, 188942), (4732, 188383), (7267, 122668), (7826, 113906), (8762, 101738), (8788, 101437), (9436, 94471), (14491, 61516), (14534, 61334), (15379, 57964), (15652, 56953), (17524, 50869), (28982, 30758), (29068, 30667)]