207781074

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 494208000

約数和(自身を除く): 286426926

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 71, 86, 114, 129, 142, 171, 199, 213, 258, 342, 387, 398, 426, 597, 639, 774, 817, 1194, 1278, 1349, 1634, 1791, 2451, 2698, 3053, 3582, 3781, 4047, 4902, 6106, 7353, 7562, 8094, 8557, 9159, 11343, 12141, 14129, 14706, 17114, 18318, 22686, 24282, 25671, 27477, 28258, 34029, 42387, 51342, 54954, 58007, 68058, 77013, 84774, 116014, 127161, 154026, 162583, 174021, 254322, 268451, 325166, 348042, 487749, 522063, 536902, 607547, 805353, 975498, 1044126, 1215094, 1463247, 1610706, 1822641, 2416059, 2926494, 3645282, 4832118, 5467923, 10935846, 11543393, 23086786, 34630179, 69260358, 103890537, 207781074]

約数ペア:

[(1, 207781074), (2, 103890537), (3, 69260358), (6, 34630179), (9, 23086786), (18, 11543393), (19, 10935846), (38, 5467923), (43, 4832118), (57, 3645282), (71, 2926494), (86, 2416059), (114, 1822641), (129, 1610706), (142, 1463247), (171, 1215094), (199, 1044126), (213, 975498), (258, 805353), (342, 607547), (387, 536902), (398, 522063), (426, 487749), (597, 348042), (639, 325166), (774, 268451), (817, 254322), (1194, 174021), (1278, 162583), (1349, 154026), (1634, 127161), (1791, 116014), (2451, 84774), (2698, 77013), (3053, 68058), (3582, 58007), (3781, 54954), (4047, 51342), (4902, 42387), (6106, 34029), (7353, 28258), (7562, 27477), (8094, 25671), (8557, 24282), (9159, 22686), (11343, 18318), (12141, 17114), (14129, 14706)]