402071758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{661}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 675303552

約数和(自身を除く): 273231794

約数列:

[1, 2, 11, 22, 43, 86, 473, 643, 661, 946, 1286, 1322, 7073, 7271, 14146, 14542, 27649, 28423, 55298, 56846, 304139, 312653, 425023, 608278, 625306, 850046, 4675253, 9350506, 18275989, 36551978, 201035879, 402071758]

約数ペア:

[(1, 402071758), (2, 201035879), (11, 36551978), (22, 18275989), (43, 9350506), (86, 4675253), (473, 850046), (643, 625306), (661, 608278), (946, 425023), (1286, 312653), (1322, 304139), (7073, 56846), (7271, 55298), (14146, 28423), (14542, 27649)]