81919107

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1451}}^1$

素因数の和:1521

約数の個数: 40

約数和(自身を含む): 132823152

約数和(自身を除く): 50904045

約数列:

[1, 3, 9, 17, 27, 41, 51, 81, 123, 153, 369, 459, 697, 1107, 1377, 1451, 2091, 3321, 4353, 6273, 13059, 18819, 24667, 39177, 56457, 59491, 74001, 117531, 178473, 222003, 535419, 666009, 1011347, 1606257, 1998027, 3034041, 4818771, 9102123, 27306369, 81919107]

約数ペア:

[(1, 81919107), (3, 27306369), (9, 9102123), (17, 4818771), (27, 3034041), (41, 1998027), (51, 1606257), (81, 1011347), (123, 666009), (153, 535419), (369, 222003), (459, 178473), (697, 117531), (1107, 74001), (1377, 59491), (1451, 56457), (2091, 39177), (3321, 24667), (4353, 18819), (6273, 13059)]