1380451438

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{164771}}^1$

素因数の和:164903

約数の個数: 16

約数和(自身を含む): 2135445120

約数和(自身を除く): 754993682

約数列:

[1, 2, 59, 71, 118, 142, 4189, 8378, 164771, 329542, 9721489, 11698741, 19442978, 23397482, 690225719, 1380451438]

約数ペア:

[(1, 1380451438), (2, 690225719), (59, 23397482), (71, 19442978), (118, 11698741), (142, 9721489), (4189, 329542), (8378, 164771)]