30786578

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2177

約数の個数: 16

約数和(自身を含む): 47330304

約数和(自身を除く): 16543726

約数列:

[1, 2, 61, 122, 127, 254, 1987, 3974, 7747, 15494, 121207, 242414, 252349, 504698, 15393289, 30786578]

約数ペア:

[(1, 30786578), (2, 15393289), (61, 504698), (122, 252349), (127, 242414), (254, 121207), (1987, 15494), (3974, 7747)]