28311345

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7069}}^1$

素因数の和:7169

約数の個数: 24

約数和(自身を含む): 49631400

約数和(自身を除く): 21320055

約数列:

[1, 3, 5, 9, 15, 45, 89, 267, 445, 801, 1335, 4005, 7069, 21207, 35345, 63621, 106035, 318105, 629141, 1887423, 3145705, 5662269, 9437115, 28311345]

約数ペア:

[(1, 28311345), (3, 9437115), (5, 5662269), (9, 3145705), (15, 1887423), (45, 629141), (89, 318105), (267, 106035), (445, 63621), (801, 35345), (1335, 21207), (4005, 7069)]