127979408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{258023}}^1$

素因数の和:258062

約数の個数: 20

約数和(自身を含む): 255959808

約数和(自身を除く): 127980400

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 258023, 516046, 1032092, 2064184, 4128368, 7998713, 15997426, 31994852, 63989704, 127979408]

約数ペア:

[(1, 127979408), (2, 63989704), (4, 31994852), (8, 15997426), (16, 7998713), (31, 4128368), (62, 2064184), (124, 1032092), (248, 516046), (496, 258023)]