620664142

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{4201}}^1$

素因数の和:4444

約数の個数: 32

約数和(自身を含む): 1087948224

約数和(自身を除く): 467284082

約数列:

[1, 2, 7, 14, 61, 122, 173, 346, 427, 854, 1211, 2422, 4201, 8402, 10553, 21106, 29407, 58814, 73871, 147742, 256261, 512522, 726773, 1453546, 1793827, 3587654, 5087411, 10174822, 44333153, 88666306, 310332071, 620664142]

約数ペア:

[(1, 620664142), (2, 310332071), (7, 88666306), (14, 44333153), (61, 10174822), (122, 5087411), (173, 3587654), (346, 1793827), (427, 1453546), (854, 726773), (1211, 512522), (2422, 256261), (4201, 147742), (8402, 73871), (10553, 58814), (21106, 29407)]