155220138

素因数分解:

$2^1\times 3^9\times {\mathrm{3943}}^1$

素因数の和:3972

約数の個数: 40

約数和(自身を含む): 349327968

約数和(自身を除く): 194107830

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 3943, 4374, 6561, 7886, 11829, 13122, 19683, 23658, 35487, 39366, 70974, 106461, 212922, 319383, 638766, 958149, 1916298, 2874447, 5748894, 8623341, 17246682, 25870023, 51740046, 77610069, 155220138]

約数ペア:

[(1, 155220138), (2, 77610069), (3, 51740046), (6, 25870023), (9, 17246682), (18, 8623341), (27, 5748894), (54, 2874447), (81, 1916298), (162, 958149), (243, 638766), (486, 319383), (729, 212922), (1458, 106461), (2187, 70974), (3943, 39366), (4374, 35487), (6561, 23658), (7886, 19683), (11829, 13122)]