1213236495

素因数分解:

$3^3\times 5^1\times {\mathrm{8986937}}^1$

素因数の和:8986951

約数の個数: 16

約数和(自身を含む): 2156865120

約数和(自身を除く): 943628625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 8986937, 26960811, 44934685, 80882433, 134804055, 242647299, 404412165, 1213236495]

約数ペア:

[(1, 1213236495), (3, 404412165), (5, 242647299), (9, 134804055), (15, 80882433), (27, 44934685), (45, 26960811), (135, 8986937)]