128516445

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{32089}}^1$

素因数の和:32189

約数の個数: 24

約数和(自身を含む): 225271800

約数和(自身を除く): 96755355

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 32089, 96267, 160445, 288801, 481335, 1444005, 2855921, 8567763, 14279605, 25703289, 42838815, 128516445]

約数ペア:

[(1, 128516445), (3, 42838815), (5, 25703289), (9, 14279605), (15, 8567763), (45, 2855921), (89, 1444005), (267, 481335), (445, 288801), (801, 160445), (1335, 96267), (4005, 32089)]