207725518

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 128

約数和(自身を含む): 454164480

約数和(自身を除く): 246438962

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 43, 77, 86, 91, 127, 133, 143, 154, 182, 209, 247, 254, 266, 286, 301, 418, 473, 494, 559, 602, 817, 889, 946, 1001, 1118, 1397, 1463, 1634, 1651, 1729, 1778, 2002, 2413, 2717, 2794, 2926, 3302, 3311, 3458, 3913, 4826, 5434, 5461, 5719, 6149, 6622, 7826, 8987, 9779, 10621, 10922, 11438, 11557, 12298, 16891, 17974, 18161, 19019, 19558, 21242, 23114, 26543, 31369, 33782, 36322, 38038, 38227, 43043, 53086, 60071, 62738, 62909, 70993, 74347, 76454, 86086, 103759, 116831, 120142, 125818, 127127, 141986, 148694, 185801, 207518, 219583, 233662, 254254, 345059, 371602, 420497, 439166, 496951, 690118, 726313, 780923, 817817, 840994, 993902, 1141349, 1348867, 1452626, 1561846, 1635634, 2282698, 2415413, 2697734, 4830826, 5466461, 7989443, 9442069, 10932922, 14837537, 15978886, 18884138, 29675074, 103862759, 207725518]

約数ペア:

[(1, 207725518), (2, 103862759), (7, 29675074), (11, 18884138), (13, 15978886), (14, 14837537), (19, 10932922), (22, 9442069), (26, 7989443), (38, 5466461), (43, 4830826), (77, 2697734), (86, 2415413), (91, 2282698), (127, 1635634), (133, 1561846), (143, 1452626), (154, 1348867), (182, 1141349), (209, 993902), (247, 840994), (254, 817817), (266, 780923), (286, 726313), (301, 690118), (418, 496951), (473, 439166), (494, 420497), (559, 371602), (602, 345059), (817, 254254), (889, 233662), (946, 219583), (1001, 207518), (1118, 185801), (1397, 148694), (1463, 141986), (1634, 127127), (1651, 125818), (1729, 120142), (1778, 116831), (2002, 103759), (2413, 86086), (2717, 76454), (2794, 74347), (2926, 70993), (3302, 62909), (3311, 62738), (3458, 60071), (3913, 53086), (4826, 43043), (5434, 38227), (5461, 38038), (5719, 36322), (6149, 33782), (6622, 31369), (7826, 26543), (8987, 23114), (9779, 21242), (10621, 19558), (10922, 19019), (11438, 18161), (11557, 17974), (12298, 16891)]