15672971517

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{109481}}^1$

素因数の和:109909

約数の個数: 32

約数和(自身を含む): 25350776064

約数和(自身を除く): 9677804547

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 401, 1203, 2807, 6817, 8421, 20451, 47719, 109481, 143157, 328443, 766367, 1861177, 2299101, 5583531, 13028239, 39084717, 43901881, 131705643, 307313167, 746331977, 921939501, 2238995931, 5224323839, 15672971517]

約数ペア:

[(1, 15672971517), (3, 5224323839), (7, 2238995931), (17, 921939501), (21, 746331977), (51, 307313167), (119, 131705643), (357, 43901881), (401, 39084717), (1203, 13028239), (2807, 5583531), (6817, 2299101), (8421, 1861177), (20451, 766367), (47719, 328443), (109481, 143157)]