221426422

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{673}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 386671104

約数和(自身を除く): 165244682

約数列:

[1, 2, 7, 14, 71, 142, 331, 497, 662, 673, 994, 1346, 2317, 4634, 4711, 9422, 23501, 47002, 47783, 95566, 164507, 222763, 329014, 334481, 445526, 668962, 1559341, 3118682, 15816173, 31632346, 110713211, 221426422]

約数ペア:

[(1, 221426422), (2, 110713211), (7, 31632346), (14, 15816173), (71, 3118682), (142, 1559341), (331, 668962), (497, 445526), (662, 334481), (673, 329014), (994, 222763), (1346, 164507), (2317, 95566), (4634, 47783), (4711, 47002), (9422, 23501)]