12788577

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 20227200

約数和(自身を除く): 7438623

約数列:

[1, 3, 9, 19, 27, 57, 97, 171, 257, 291, 513, 771, 873, 1843, 2313, 2619, 4883, 5529, 6939, 14649, 16587, 24929, 43947, 49761, 74787, 131841, 224361, 473651, 673083, 1420953, 4262859, 12788577]

約数ペア:

[(1, 12788577), (3, 4262859), (9, 1420953), (19, 673083), (27, 473651), (57, 224361), (97, 131841), (171, 74787), (257, 49761), (291, 43947), (513, 24929), (771, 16587), (873, 14649), (1843, 6939), (2313, 5529), (2619, 4883)]