207345964

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139721}}^1$

素因数の和:139785

約数の個数: 24

約数和(自身を含む): 422519328

約数和(自身を除く): 215173364

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 139721, 279442, 558884, 978047, 1956094, 3912188, 7405213, 14810426, 29620852, 51836491, 103672982, 207345964]

約数ペア:

[(1, 207345964), (2, 103672982), (4, 51836491), (7, 29620852), (14, 14810426), (28, 7405213), (53, 3912188), (106, 1956094), (212, 978047), (371, 558884), (742, 279442), (1484, 139721)]