53947575

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 107243136

約数和(自身を除く): 53295561

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 71, 75, 99, 165, 213, 225, 275, 307, 355, 495, 639, 781, 825, 921, 1065, 1535, 1775, 2343, 2475, 2763, 3195, 3377, 3905, 4605, 5325, 7029, 7675, 10131, 11715, 13815, 15975, 16885, 19525, 21797, 23025, 30393, 35145, 50655, 58575, 65391, 69075, 84425, 108985, 151965, 175725, 196173, 239767, 253275, 326955, 544925, 719301, 759825, 980865, 1198835, 1634775, 2157903, 3596505, 4904325, 5994175, 10789515, 17982525, 53947575]

約数ペア:

[(1, 53947575), (3, 17982525), (5, 10789515), (9, 5994175), (11, 4904325), (15, 3596505), (25, 2157903), (33, 1634775), (45, 1198835), (55, 980865), (71, 759825), (75, 719301), (99, 544925), (165, 326955), (213, 253275), (225, 239767), (275, 196173), (307, 175725), (355, 151965), (495, 108985), (639, 84425), (781, 69075), (825, 65391), (921, 58575), (1065, 50655), (1535, 35145), (1775, 30393), (2343, 23025), (2475, 21797), (2763, 19525), (3195, 16885), (3377, 15975), (3905, 13815), (4605, 11715), (5325, 10131), (7029, 7675)]