398371012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{114343}}^1$

素因数の和:114427

約数の個数: 24

約数和(自身を含む): 761988416

約数和(自身を除く): 363617404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 114343, 228686, 457372, 1486459, 2972918, 5945836, 7660981, 15321962, 30643924, 99592753, 199185506, 398371012]

約数ペア:

[(1, 398371012), (2, 199185506), (4, 99592753), (13, 30643924), (26, 15321962), (52, 7660981), (67, 5945836), (134, 2972918), (268, 1486459), (871, 457372), (1742, 228686), (3484, 114343)]