215821114

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{479}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 348364800

約数和(自身を除く): 132543686

約数列:

[1, 2, 19, 38, 71, 142, 167, 334, 479, 958, 1349, 2698, 3173, 6346, 9101, 11857, 18202, 23714, 34009, 68018, 79993, 159986, 225283, 450566, 646171, 1292342, 1519867, 3039734, 5679503, 11359006, 107910557, 215821114]

約数ペア:

[(1, 215821114), (2, 107910557), (19, 11359006), (38, 5679503), (71, 3039734), (142, 1519867), (167, 1292342), (334, 646171), (479, 450566), (958, 225283), (1349, 159986), (2698, 79993), (3173, 68018), (6346, 34009), (9101, 23714), (11857, 18202)]