1621961656

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1259287}}^1$

素因数の和:1259323

約数の個数: 32

約数和(自身を含む): 3626749440

約数和(自身を除く): 2004787784

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 1259287, 2518574, 5037148, 8815009, 10074296, 17630018, 28963601, 35260036, 57927202, 70520072, 115854404, 202745207, 231708808, 405490414, 810980828, 1621961656]

約数ペア:

[(1, 1621961656), (2, 810980828), (4, 405490414), (7, 231708808), (8, 202745207), (14, 115854404), (23, 70520072), (28, 57927202), (46, 35260036), (56, 28963601), (92, 17630018), (161, 10074296), (184, 8815009), (322, 5037148), (644, 2518574), (1288, 1259287)]