1388430045

素因数分解:

$3^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{12527}}^1$

素因数の和:13362

約数の個数: 32

約数和(自身を含む): 2471523840

約数和(自身を除く): 1083093795

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 821, 2463, 4105, 7389, 12315, 12527, 22167, 36945, 37581, 62635, 110835, 112743, 187905, 338229, 563715, 1691145, 10284667, 30854001, 51423335, 92562003, 154270005, 277686009, 462810015, 1388430045]

約数ペア:

[(1, 1388430045), (3, 462810015), (5, 277686009), (9, 154270005), (15, 92562003), (27, 51423335), (45, 30854001), (135, 10284667), (821, 1691145), (2463, 563715), (4105, 338229), (7389, 187905), (12315, 112743), (12527, 110835), (22167, 62635), (36945, 37581)]