13040001

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 21073920

約数和(自身を除く): 8033919

約数列:

[1, 3, 9, 13, 27, 39, 97, 117, 291, 351, 383, 873, 1149, 1261, 2619, 3447, 3783, 4979, 10341, 11349, 14937, 34047, 37151, 44811, 111453, 134433, 334359, 482963, 1003077, 1448889, 4346667, 13040001]

約数ペア:

[(1, 13040001), (3, 4346667), (9, 1448889), (13, 1003077), (27, 482963), (39, 334359), (97, 134433), (117, 111453), (291, 44811), (351, 37151), (383, 34047), (873, 14937), (1149, 11349), (1261, 10341), (2619, 4979), (3447, 3783)]