13621257

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 21960960

約数和(自身を除く): 8339703

約数列:

[1, 3, 9, 13, 27, 39, 117, 151, 257, 351, 453, 771, 1359, 1963, 2313, 3341, 4077, 5889, 6939, 10023, 17667, 30069, 38807, 53001, 90207, 116421, 349263, 504491, 1047789, 1513473, 4540419, 13621257]

約数ペア:

[(1, 13621257), (3, 4540419), (9, 1513473), (13, 1047789), (27, 504491), (39, 349263), (117, 116421), (151, 90207), (257, 53001), (351, 38807), (453, 30069), (771, 17667), (1359, 10023), (1963, 6939), (2313, 5889), (3341, 4077)]