153957639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{20921}}^1$

素因数の和:21158

約数の個数: 16

約数和(自身を含む): 224953344

約数和(自身を除く): 70995705

約数列:

[1, 3, 11, 33, 223, 669, 2453, 7359, 20921, 62763, 230131, 690393, 4665383, 13996149, 51319213, 153957639]

約数ペア:

[(1, 153957639), (3, 51319213), (11, 13996149), (33, 4665383), (223, 690393), (669, 230131), (2453, 62763), (7359, 20921)]