217471275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{138077}}^1$

素因数の和:138100

約数の個数: 36

約数和(自身を含む): 445163472

約数和(自身を除く): 227692197

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 138077, 414231, 690385, 966539, 1242693, 2071155, 2899617, 3451925, 4832695, 6213465, 8698851, 10355775, 14498085, 24163475, 31067325, 43494255, 72490425, 217471275]

約数ペア:

[(1, 217471275), (3, 72490425), (5, 43494255), (7, 31067325), (9, 24163475), (15, 14498085), (21, 10355775), (25, 8698851), (35, 6213465), (45, 4832695), (63, 3451925), (75, 2899617), (105, 2071155), (175, 1242693), (225, 966539), (315, 690385), (525, 414231), (1575, 138077)]