66986472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{398729}}^1$

素因数の和:398745

約数の個数: 32

約数和(自身を含む): 191390400

約数和(自身を除く): 124403928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 398729, 797458, 1196187, 1594916, 2392374, 2791103, 3189832, 4784748, 5582206, 8373309, 9569496, 11164412, 16746618, 22328824, 33493236, 66986472]

約数ペア:

[(1, 66986472), (2, 33493236), (3, 22328824), (4, 16746618), (6, 11164412), (7, 9569496), (8, 8373309), (12, 5582206), (14, 4784748), (21, 3189832), (24, 2791103), (28, 2392374), (42, 1594916), (56, 1196187), (84, 797458), (168, 398729)]