287104454

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 552394752

約数和(自身を除く): 265290298

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 151, 182, 217, 302, 337, 403, 434, 674, 806, 1057, 1963, 2114, 2359, 2821, 3926, 4381, 4681, 4718, 5642, 8762, 9362, 10447, 13741, 20894, 27482, 30667, 32767, 50887, 60853, 61334, 65534, 73129, 101774, 121706, 135811, 146258, 271622, 356209, 425971, 661531, 712418, 851942, 950677, 1323062, 1577497, 1901354, 3154994, 4630717, 9261434, 11042479, 20507461, 22084958, 41014922, 143552227, 287104454]

約数ペア:

[(1, 287104454), (2, 143552227), (7, 41014922), (13, 22084958), (14, 20507461), (26, 11042479), (31, 9261434), (62, 4630717), (91, 3154994), (151, 1901354), (182, 1577497), (217, 1323062), (302, 950677), (337, 851942), (403, 712418), (434, 661531), (674, 425971), (806, 356209), (1057, 271622), (1963, 146258), (2114, 135811), (2359, 121706), (2821, 101774), (3926, 73129), (4381, 65534), (4681, 61334), (4718, 60853), (5642, 50887), (8762, 32767), (9362, 30667), (10447, 27482), (13741, 20894)]