28195503

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78979}}^1$

素因数の和:79006

約数の個数: 16

約数和(自身を含む): 45492480

約数和(自身を除く): 17296977

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 78979, 236937, 552853, 1342643, 1658559, 4027929, 9398501, 28195503]

約数ペア:

[(1, 28195503), (3, 9398501), (7, 4027929), (17, 1658559), (21, 1342643), (51, 552853), (119, 236937), (357, 78979)]