397307906

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 619591680

約数和(自身を除く): 222283774

約数列:

[1, 2, 71, 79, 107, 142, 158, 214, 331, 662, 5609, 7597, 8453, 11218, 15194, 16906, 23501, 26149, 35417, 47002, 52298, 70834, 600163, 1200326, 1856579, 2514607, 2797943, 3713158, 5029214, 5595886, 198653953, 397307906]

約数ペア:

[(1, 397307906), (2, 198653953), (71, 5595886), (79, 5029214), (107, 3713158), (142, 2797943), (158, 2514607), (214, 1856579), (331, 1200326), (662, 600163), (5609, 70834), (7597, 52298), (8453, 47002), (11218, 35417), (15194, 26149), (16906, 23501)]