5112639

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 40

約数和(自身を含む): 8921088

約数和(自身を除く): 3808449

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 127, 189, 213, 381, 497, 567, 639, 889, 1143, 1491, 1917, 2667, 3429, 4473, 5751, 8001, 9017, 10287, 13419, 24003, 27051, 40257, 63119, 72009, 81153, 189357, 243459, 568071, 730377, 1704213, 5112639]

約数ペア:

[(1, 5112639), (3, 1704213), (7, 730377), (9, 568071), (21, 243459), (27, 189357), (63, 81153), (71, 72009), (81, 63119), (127, 40257), (189, 27051), (213, 24003), (381, 13419), (497, 10287), (567, 9017), (639, 8001), (889, 5751), (1143, 4473), (1491, 3429), (1917, 2667)]