1961588671

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{278279}}^1$

素因数の和:278358

約数の個数: 16

約数和(自身を含む): 2404339200

約数和(自身を除く): 442750529

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 278279, 1947953, 5287301, 14748787, 37011107, 103241509, 280226953, 1961588671]

約数ペア:

[(1, 1961588671), (7, 280226953), (19, 103241509), (53, 37011107), (133, 14748787), (371, 5287301), (1007, 1947953), (7049, 278279)]