129566608

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{261223}}^1$

素因数の和:261262

約数の個数: 20

約数和(自身を含む): 259134208

約数和(自身を除く): 129567600

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 261223, 522446, 1044892, 2089784, 4179568, 8097913, 16195826, 32391652, 64783304, 129566608]

約数ペア:

[(1, 129566608), (2, 64783304), (4, 32391652), (8, 16195826), (16, 8097913), (31, 4179568), (62, 2089784), (124, 1044892), (248, 522446), (496, 261223)]