207537615

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3821}}^1$

素因数の和:3920

約数の個数: 48

約数和(自身を含む): 386358336

約数和(自身を除く): 178820721

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 71, 85, 153, 213, 255, 355, 639, 765, 1065, 1207, 3195, 3621, 3821, 6035, 10863, 11463, 18105, 19105, 34389, 54315, 57315, 64957, 171945, 194871, 271291, 324785, 584613, 813873, 974355, 1356455, 2441619, 2923065, 4069365, 4611947, 12208095, 13835841, 23059735, 41507523, 69179205, 207537615]

約数ペア:

[(1, 207537615), (3, 69179205), (5, 41507523), (9, 23059735), (15, 13835841), (17, 12208095), (45, 4611947), (51, 4069365), (71, 2923065), (85, 2441619), (153, 1356455), (213, 974355), (255, 813873), (355, 584613), (639, 324785), (765, 271291), (1065, 194871), (1207, 171945), (3195, 64957), (3621, 57315), (3821, 54315), (6035, 34389), (10863, 19105), (11463, 18105)]