20131326579

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2741}}^1\times {\mathrm{26903}}^1$

素因数の和:29667

約数の個数: 32

約数和(自身を含む): 33049304064

約数和(自身を除く): 12917977485

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2741, 8223, 19187, 26903, 35633, 57561, 80709, 106899, 188321, 249431, 349739, 564963, 748293, 1049217, 2448173, 7344519, 73741123, 221223369, 516187861, 958634599, 1548563583, 2875903797, 6710442193, 20131326579]

約数ペア:

[(1, 20131326579), (3, 6710442193), (7, 2875903797), (13, 1548563583), (21, 958634599), (39, 516187861), (91, 221223369), (273, 73741123), (2741, 7344519), (8223, 2448173), (19187, 1049217), (26903, 748293), (35633, 564963), (57561, 349739), (80709, 249431), (106899, 188321)]