399184435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1949}}^1$

素因数の和:2127

約数の個数: 32

約数和(自身を含む): 542505600

約数和(自身を除く): 143321165

約数列:

[1, 5, 13, 23, 65, 115, 137, 299, 685, 1495, 1781, 1949, 3151, 8905, 9745, 15755, 25337, 40963, 44827, 126685, 204815, 224135, 267013, 582751, 1335065, 2913755, 3471169, 6141299, 17355845, 30706495, 79836887, 399184435]

約数ペア:

[(1, 399184435), (5, 79836887), (13, 30706495), (23, 17355845), (65, 6141299), (115, 3471169), (137, 2913755), (299, 1335065), (685, 582751), (1495, 267013), (1781, 224135), (1949, 204815), (3151, 126685), (8905, 44827), (9745, 40963), (15755, 25337)]