1387662484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{135461}}^1$

素因数の和:135675

約数の個数: 24

約数和(自身を含む): 2628504648

約数和(自身を除く): 1240842164

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 135461, 270922, 541844, 1760993, 3521986, 7043972, 26685817, 53371634, 106743268, 346915621, 693831242, 1387662484]

約数ペア:

[(1, 1387662484), (2, 693831242), (4, 346915621), (13, 106743268), (26, 53371634), (52, 26685817), (197, 7043972), (394, 3521986), (788, 1760993), (2561, 541844), (5122, 270922), (10244, 135461)]