54781701

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 84913920

約数和(自身を除く): 30132219

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 663, 689, 901, 1559, 2067, 2703, 4677, 11713, 20267, 26503, 35139, 60801, 79509, 82627, 247881, 344539, 1033617, 1074151, 1404659, 3222453, 4213977, 18260567, 54781701]

約数ペア:

[(1, 54781701), (3, 18260567), (13, 4213977), (17, 3222453), (39, 1404659), (51, 1074151), (53, 1033617), (159, 344539), (221, 247881), (663, 82627), (689, 79509), (901, 60801), (1559, 35139), (2067, 26503), (2703, 20267), (4677, 11713)]