42047408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6521}}^1$

素因数の和:6573

約数の個数: 40

約数和(自身を含む): 90577536

約数和(自身を除く): 48530128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 6521, 13042, 26084, 52168, 84773, 104336, 169546, 202151, 339092, 404302, 678184, 808604, 1356368, 1617208, 2627963, 3234416, 5255926, 10511852, 21023704, 42047408]

約数ペア:

[(1, 42047408), (2, 21023704), (4, 10511852), (8, 5255926), (13, 3234416), (16, 2627963), (26, 1617208), (31, 1356368), (52, 808604), (62, 678184), (104, 404302), (124, 339092), (208, 202151), (248, 169546), (403, 104336), (496, 84773), (806, 52168), (1612, 26084), (3224, 13042), (6448, 6521)]