1557448155

素因数分解:

$3^4\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{2393}}^1$

素因数の和:4017

約数の個数: 40

約数和(自身を含む): 2794774752

約数和(自身を除く): 1237326597

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1607, 2393, 4821, 7179, 8035, 11965, 14463, 21537, 24105, 35895, 43389, 64611, 72315, 107685, 130167, 193833, 216945, 323055, 650835, 969165, 3845551, 11536653, 19227755, 34609959, 57683265, 103829877, 173049795, 311489631, 519149385, 1557448155]

約数ペア:

[(1, 1557448155), (3, 519149385), (5, 311489631), (9, 173049795), (15, 103829877), (27, 57683265), (45, 34609959), (81, 19227755), (135, 11536653), (405, 3845551), (1607, 969165), (2393, 650835), (4821, 323055), (7179, 216945), (8035, 193833), (11965, 130167), (14463, 107685), (21537, 72315), (24105, 64611), (35895, 43389)]