519887115

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61781}}^1$

素因数の和:61820

約数の個数: 48

約数和(自身を含む): 1040903136

約数和(自身を除く): 521016021

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2805, 8415, 61781, 185343, 308905, 556029, 679591, 926715, 1050277, 2038773, 2780145, 3150831, 3397955, 5251385, 6116319, 9452493, 10193865, 11553047, 15754155, 30581595, 34659141, 47262465, 57765235, 103977423, 173295705, 519887115]

約数ペア:

[(1, 519887115), (3, 173295705), (5, 103977423), (9, 57765235), (11, 47262465), (15, 34659141), (17, 30581595), (33, 15754155), (45, 11553047), (51, 10193865), (55, 9452493), (85, 6116319), (99, 5251385), (153, 3397955), (165, 3150831), (187, 2780145), (255, 2038773), (495, 1050277), (561, 926715), (765, 679591), (935, 556029), (1683, 308905), (2805, 185343), (8415, 61781)]