201719637

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 388177920

約数和(自身を除く): 186458283

約数列:

[1, 3, 7, 9, 17, 19, 21, 23, 51, 57, 63, 69, 119, 133, 153, 161, 171, 207, 323, 357, 391, 399, 431, 437, 483, 969, 1071, 1173, 1197, 1293, 1311, 1449, 2261, 2737, 2907, 3017, 3059, 3519, 3879, 3933, 6783, 7327, 7429, 8189, 8211, 9051, 9177, 9913, 20349, 21981, 22287, 24567, 24633, 27153, 27531, 29739, 51289, 52003, 57323, 65943, 66861, 69391, 73701, 89217, 139213, 153867, 156009, 168521, 171969, 188347, 208173, 417639, 461601, 468027, 505563, 515907, 565041, 624519, 974491, 1179647, 1252917, 1318429, 1516689, 1695123, 2923473, 3201899, 3538941, 3955287, 8770419, 9605697, 10616823, 11865861, 22413293, 28817091, 67239879, 201719637]

約数ペア:

[(1, 201719637), (3, 67239879), (7, 28817091), (9, 22413293), (17, 11865861), (19, 10616823), (21, 9605697), (23, 8770419), (51, 3955287), (57, 3538941), (63, 3201899), (69, 2923473), (119, 1695123), (133, 1516689), (153, 1318429), (161, 1252917), (171, 1179647), (207, 974491), (323, 624519), (357, 565041), (391, 515907), (399, 505563), (431, 468027), (437, 461601), (483, 417639), (969, 208173), (1071, 188347), (1173, 171969), (1197, 168521), (1293, 156009), (1311, 153867), (1449, 139213), (2261, 89217), (2737, 73701), (2907, 69391), (3017, 66861), (3059, 65943), (3519, 57323), (3879, 52003), (3933, 51289), (6783, 29739), (7327, 27531), (7429, 27153), (8189, 24633), (8211, 24567), (9051, 22287), (9177, 21981), (9913, 20349)]