2021902695

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{189583}}^1$

素因数の和:189676

約数の個数: 32

約数和(自身を含む): 3640012800

約数和(自身を除く): 1618110105

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 3555, 10665, 189583, 568749, 947915, 1706247, 2843745, 5118741, 8531235, 14977057, 25593705, 44931171, 74885285, 134793513, 224655855, 404380539, 673967565, 2021902695]

約数ペア:

[(1, 2021902695), (3, 673967565), (5, 404380539), (9, 224655855), (15, 134793513), (27, 74885285), (45, 44931171), (79, 25593705), (135, 14977057), (237, 8531235), (395, 5118741), (711, 2843745), (1185, 1706247), (2133, 947915), (3555, 568749), (10665, 189583)]