121858768

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{245683}}^1$

素因数の和:245722

約数の個数: 20

約数和(自身を含む): 243718528

約数和(自身を除く): 121859760

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 245683, 491366, 982732, 1965464, 3930928, 7616173, 15232346, 30464692, 60929384, 121858768]

約数ペア:

[(1, 121858768), (2, 60929384), (4, 30464692), (8, 15232346), (16, 7616173), (31, 3930928), (62, 1965464), (124, 982732), (248, 491366), (496, 245683)]