1978011993

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{210853}}^1$

素因数の和:210968

約数の個数: 16

約数和(自身を含む): 2732667840

約数和(自身を除く): 754655847

約数列:

[1, 3, 53, 59, 159, 177, 3127, 9381, 210853, 632559, 11175209, 12440327, 33525627, 37320981, 659337331, 1978011993]

約数ペア:

[(1, 1978011993), (3, 659337331), (53, 37320981), (59, 33525627), (159, 12440327), (177, 11175209), (3127, 632559), (9381, 210853)]